Journal articles

2018

Andersson-Sköld Y, Klingberg J, Gunnarsson B, Cullinane K, Gustafsson I, Hedblom M, Knez I, Lindberg F, Ode Sang Å, Pleijel H, Thorsson P, Thorsson S. (2018). A framework for assessing urban greenery’s effects and valuing its ecosystem services. Journal of Environmental Management 205, 274-285.

Pleijel H, Broberg MC, Uddling J, Mills G (2018) Current surface ozone concentrations significantly decrease wheat growth, yield and quality. Science of the Total Environment 613–614:687–692.

Ritenberga, O., Sofiev, M., Siljamo, P., Saarto, A., Dahl, A., Ekebom, A., . . . Ramfjord, H. 2018. A statistical model for predicting the inter-annual variability of birch pollen abundance in Northern and North-Eastern Europe. Science of the Total Environment, 615,:228-239. doi:10.1016/j.scitotenv.2017.09.061

2017

Braun S, Achermann B, De Marco A, Pleijel H, Karlsson PE, Rihm B, Schindler C & Paoletti E (2017). Epidemiological analysis of ozone and nitrogen impacts on vegetation – critical evaluation and recommendations. Science of the Total Environment 603–604, 785–792.

Broberg MC, Högy P, Pleijel H. 2017. CO2 induced changes in wheat grain composition: meta-analysis and response functions. Agronomy, 7, 32; doi: 10.3390/agronomy7020032

Broberg MC, Uddling J, Mills G, Pleijel H (2017) Fertilizer efficiency in wheat is reduced by ozone pollution. The Science of the Total Environment 607-608:876-880.

Choma M., M.O. Rappe George, J. Bárta, P. Čapek, E. Kaštovská, A.I. Gärdenäs, H. Šantrůčková, 2017. Recovery of the ectomycorrhizal community after termination of long-term nitrogen fertilisation of a boreal Norway spruce forest. Fungal Ecology 29, 116-122 doi.org/10.1016/j.funeco.2016.10.002.

Crous KY, Wallin G, Atkin OK, Uddling J, af Ekenstam A (2017) Acclimation of light and dark respiration to experimental and seasonal warming are mediated by changes in leaf nitrogen in Eucalyptus globulus. Tree Physiology 37:1069-1083

Espevig, T., Brurberg, M. B., Usoltseva, M., Dahl, Å., Kvalbein, A., Normann, K., & Crouch, J. A.  2017. First report of dollar spot disease, caused by Sclerotinia homoeocarpa, of Agrostis stolonifera in Sweden. Crop Science, 57: S-349-S-353. doi:10.2135/cropsci2016.10.0835

Feng Z, Büker P, Pleijel H, Emberson L, Karlsson PE, Uddling J (2017) A unifying explanation for variation in ozone sensitivity among woody plants. Global Change Biology doi: 10.1111/gcb.13824

Galán, C., Ariatti, A., Bonini, M., Clot, B., Crouzy, B., . . .  Dahl, A., . . . Sofiev, M. 2017. Recommended terminology for aerobiological studies. Aerobiologia, 33: 293-295. doi:10.1007/s10453-017-9496-0

Gustafsson, P., Abbas, M., Alm, M., Andersson, J. E., Bengtsson, M., Blad, S., Dahl Å.,. . . Rosén, K. G. 2017. Dålig inomhusluft kan ligga bakom hög sjukfrånvaro i förskolan. Lakartidningen, 114; 30-32, 1242.

Grundström, M., Dahl, Å., Ou, T. Chen, D, Pleijel, H. 2017. The relationship between birch pollen, air pollution and weather types and their effect on antihistamine purchase in two Swedish cities. Aerobiologia, 33:  457–471doi:10.1007/s10453-017-9478-2

Gärdenäs, A.I., S.L. Berglund, S.B. Bengtsson, K. Rosén. The grain storage of wet-deposited caesium and strontium by spring wheat — A modelling study based on a field experiment. Science of total Environment 574:1313–1325. doi: 10.1016/j.scitotenv.2016.08.036.

Harmens H, Hayes F, Mills G., Sharps K, Osborne S, Pleijel H. (2018). Wheat yield responses to stomatal uptake of ozone: Peak vs rising background ozone conditions. Atmospheric Environment 173, 1–5.

Hasper TB, Dusenge ME, Breuer F, Uwizeye FK, Wallin G, Uddling J (2017). Stomatal CO2 responsiveness and photosynthetic capacity of tropical woody species in relation to taxonomy and functional traits. Oecologia 184:43-57.

Karlsson PE, Klingberg J, Engardt M, Andersson C, Langner J, Pihl Karlsson G & Pleijel H (2017). Past, present and future concentrations of ground-level ozone and potential impacts on ecosystems and human health in northern Europe. Science of the Total Environment 576, 22-35.

Klingberg J, Broberg MC, Strandberg B, Thorsson P, Pleijel H. 2017. Influence of urban vegetation on air pollution and noise exposure – A case study in Gothenburg, Sweden. Science of the total environment, 599-600, 1728-1739

Hansson, L.J., J. Koestel, E. Ring, A.I. Gärdenäs. 2017. Soil physical changes caused by off-road traffic on forest clear-cuts: X-ray and laboratory analysis. Scandinavian Journal of Forest Research, dx.doi.org/10.1080/02827581.2017.1339121.

Mjöfors, K., M. Strömgren, H-Ö Nohrstedt, M-B. Johansson, A.I. Gärdenäs, 2017. Indications that Site Preparation Increases Forest Ecosystems Carbon Stocks in the Long-Term Scandinavian Journal of Forest Research, 1-9. doi.org/10.1080/02827581.2017.1293152

Nyirambangutse B, Zibera E, Uwizeye FK, Nsabimana D, Bizuru E, Pleijel H, Uddling J, Wallin G (2017) Carbon stocks and dynamics at different successional stages in an Afromontane tropical forest. Biogeosciences 14:1285-1303.

Rappe George, M.O., M. Choma, P. Čapek, G. Börjesson, E. Kaštovská, H. Šantrůčková, A.I. Gärdenäs. 2017. Indications that long-term nitrogen loading limits carbon resources for soil microbes. Soil Biology and biogeochemistry 115, 310-321 doi.org/10.1016/j.soilbio.2017.07.015

Rappe George, M.O., L.J. Hansson, E. Ring, P.E. Jansson, I. Gärdenäs. 2017. Nitrogen leaching following clear-cutting and soil scarification at a Scots pine site -a modelling study of a fertilization experiment. Forest Ecology & Management 385:281–294. doi: 10.1016/j.foreco.2016.11.006.

Sikoparija, B., Skjøth, C. A., Celenk, S., Testoni, C., Abramidze, T., Alm Kübler, K., . . .  Dahl, Å. . . . Smith, M.. 2017- Spatial and temporal variations in airborne Ambrosia pollen in Europe. Aerobiologia, 33:181-189. doi:10.1007/s10453-016-9463-1

Sikoparija, B., Galán, C., Smith, M., Group, E. Q. W., Abramidze, T., Adams-Groom, B., . Dahl, Å.… . Zemmer, F. 2017. Pollen-monitoring: between analyst proficiency testing. Aerobiologia, 33: 191-199. doi:10.1007/s10453-016-9461-3

Tarvainen L, Wallin G, Lim H, Linder S, Oren R, Ottosson Löfvenius M, Räntfors M, Tor-ngern P and Marshall J. 2017. Photosynthetic refixation varies along stems and reduces CO2 efflux in mature boreal Pinus sylvestris trees. Tree Physiology doi: 10.1093/treephys/tpx130

Tarvainen L, Lutz M, Räntfors M, Näsholm T and Wallin G. 2017. Temperature responses of photosynthetic capacity parameters were not affected by foliar nitrogen content in mature Pinus sylvestris. Physiologia Plantarum doi: 10.1111/ppl.12605

2016

Alatalo, J.M., A.K. Jagerbrand, U. Molau. 2016. Impacts of different climate change regimes and extreme climatic events on an alpine meadow community. Scientific Reports 6:21720.

Bjerg A.. Ekerljung L., Eriksson J., Näslund J., Sjölander S., Rönmark E., Dahl Å., et al. 2016. Increase in pollen sensitization in Swedish adults and protective effect of keeping animals in childhood. Clinical and Experimental Allergy 46(1328-36.

De Kauwe M.G., Y.-S. Lin, I.J. Wright, B.E. Medlyn, K.Y. Crous, D.S. Ellsworth, V. Maire, I.C. Prentice, O.K. Atkin, A. Rogers, U. Niinemets, S. Serbin, P. Meir, J. Uddling, H.F. Togashi, L. Tarvainen, L.K. Weerasinghe, B.J. Evans, F.Y. Ishida, T.F. Domingues. A test of the “one-point method” for estimating maximum carboxylation capacity from field-measured, light-saturated photosynthesis. New Phytologist 210:1130-1144 doi: 10.1111/nph.13815.

Hasper T.B., G. Wallin, S. Lamba, B.D. Sigurdsson, H. Laudon, M. Räntfors, S. Linder, J.L. Medhurst, J. Uddling. Boreal forest water use in a changing climate. Functional Ecology 30:690-699 doi: 10.1111/1365-2435.12546.

He H, Jansson P-E, Svensson M, Björklund J, Tarvainen L, Klemedtsson L and Kasimir Å. 2016. Forests on drained agricultural peatland are potentially large sources of greenhouse gases – insights from a full rotation period simulation. Biogeosciences 13:2305-2318. doi: 10.5194/bg-13-2305-2016

Konarska J., J. Uddling, B. Holmer, M. Lutz, F. Lindberg, H. Pleijel, S. Thorsson (2015) Transpiration of urban trees and its cooling effects in a high latitude city. International Journal of Biometeorology 60:159-172 doi: 10.1007/s00484-015-1014-x.

Li, P., V. Calatayud, F. Gao, J. Uddling, Z. Feng. 2016. Differences in ozone sensitivity among woody species are related to leaf morphology and antioxidant levels. Tree Physiology 36:1105-1116.

Mark, A.F., U. Molau, P. Whigham, L. Little, J. Nielsen. 2015. Periglacial tarn on the Rock and Pillar Range crest, south-central South Island, New Zealand, and its surrounding snowbank community. Austral Ecology doi: 10.1111/aec.12310.

Mattsson, E., M. Ostwald, G. Wallin, S.P Nissanka. 2016. Heterogeneity and assessment uncertainties in forest characteristics and biomass carbon stocks: Important considerations for climate mitigation policies. Land Use Policy 59:84-94, doi:10.1016/j.landusepol.2016.08.026

Pleijel, H., M. Grundström, G.P. Karlsson, P.E. Karlsson, D. Chen. 2016. A method to assess the inter-annual weather-dependent variability in air pollution concentration and deposition based on weather typing. Atmospheric Environment 126:200-210.

Tarvainen L, Lutz M, Räntfors M, Näsholm T and Wallin G. 2016. Increased needle nitrogen contents did not improve shoot photosynthetic performance of mature nitrogen-poor Scots pine trees. Frontiers in Plant Science 7:1051. doi: 10.3389/fpls.2016.01051

 2015

Adolfsson L., K. Solymosi, M.X. Andersson, A. Keresztes, J. Uddling, B. Schoefs, C. Spetea. 2015. Mycorrhiza symbiosis increases the surface for sunlight capture in Medicago truncatula for better photosynthetic production. PlosONE 10:e115314.

Alatalo, J.M., A.K. Jägerbrand, U. Molau. 2015. Testing reliability of short-term responses to predict longer-term responses of bryophytes and lichens to environmental change. Ecological Indicators 58:77-85.

Alatalo, J.M., C.J. Little, A.K. Jägerbrand, U. Molau. 2015. Vascular plant abundance and diversity in an alpine heath under observed and simulated global change. Scientific Reports 5:10197.

Bolmgren, K., Langvall, O., Dahl, Å., Göthlin, E., Hassel, L., & Grundström, S. 2015. Vårkollen, fenologiväkteri och en ny miljömålsindikator. Svensk Botanisk Tidskrift, 109(2), 112-119.

Broberg, M.C., Z. Feng, Y. Xin, H. Pleijel. 2015. Ozone effects on wheat grain quality – a summary. Environmental Pollution 197:203-213.

Büker P., Z. Feng, J. Uddling, A. Briolat, R. Alonso, S. Braun, S. Elvira, G. Gerosa, P.E. Karlsson, D. Le Thiec, R. Marzuoli, G. Mills, E. Oksanen, G. Wieser, M. Wilkinson, L. Emberson. 2015. New stomatal ozone flux-response relationships for European forest tree species. Environmental Pollution 206:163-174.

Coria, J., J. Bonilla, M. Grundström, H. Pleijel. 2015. Air pollution dynamics and the need for temporally differentiated road pricing. Transportation Research Part A: Policy and Practice 75:178-195.

Dusenge M.E., G. Wallin, J. Gårdesten, F. Niyonzima, L. Adolfsson, D. Nsabimana, J. Uddling. 2014. Photosynthetic capacities of mature tropical forest trees in Rwanda are linked to successional group identity rather than to leaf nutrient content. Oecologia 177:1183–1194.

Elmendorf, S.C., G.H.R. Henry, R.D. Hollister, A.M. Fosaa, W.A. Gould, L. Hermanutz, A. Hofgaard, I.I. Jónsdóttir, J.C. Jorgenson, E. Lévesque, B. Magnusson, U. Molau, I.H. Myers-Smith, S.F. Oberbauer, C. Rixen, C.E. Tweedie, M. Walker. 2015. Experiment, monitoring, and gradient methods used to infer climate change effects on plant communities yield consistent patterns. Proceedings of the National Academy of Sciences of the United States of America 112:448-452.

Feng Z., T. Rütting, H. Pleijel, G. Wallin, P.B. Reich, C.I. Kammann, P.C.D. Newton, K. Kobayashi, Y. Luo, J. Uddling. 2015. Constraints to nitrogen acquisition of terrestrial plants under elevated CO2. Global Change Biology 21: 3152-3168.

Grundström, M., C. Hak, D. Chen, M. Hallquist, H. Pleijel. 2015. Variation and co-variation of PM10, particle number concentration, NOx and NO2 in the urban air – Relationships with wind speed, vertical temperature gradient and weather type. Atmospheric Environment 120:317-327.

Grundström, M., L. Tang, M. Hallquist, H. Nguyen, D. Chen, H. Pleijel. 2015. Influence of atmospheric circulation patterns on urban air quality during the winter. Atmospheric Pollution Research 6:278-285.

Jaramillo F., G. Destouni. 2015. Local flow regulation and irrigation raise global human water consumption and footprint. Science 350:1248-1251.

Lin Y.-S., B. Medlyn, R. Duursma I. Prentice, H. Wang, S. Baig, D. Eamus, V. Resco de Dios, P. Mitchell, D. Ellsworth, M. Op de Beeck, G. Wallin, J. Uddling, L. Tarvainen, M.-L. Linderson, L. Cernusak, J. Nippert, T. Ocheltree, D. Tissue, N. Martin-StPaul, A. Rogers, J. Warren, P. De Angelis, K. Hikosaka, Q. Han, Y. Onoda, T. Gimeno, C. Barton, J. Bennie, D. Bonal, A. Bosc, M. Löw, C. Macinins-Ng, A. Rey, L. Rowland, S. Setterfield, S. Tausz-Posch, J. Zaragoza-Castells, M. Broadmeadow, J. Drake, M. Freeman, O. Ghannoum, L. Hutley, J. Kelly, K. Kikuzawa, P. Kolari, K. Koyama, J.-M. Limousin, P. Meir, A. Costa, T. Mikkelsen, N. Salinas, W. Sun, L. Wingate. 2015. Optimal stomatal behaviour around the world, Nature Climate Change 5:459-464.

Little, C.J., A.K. Jägerbrand, U. Molau, J.M. Alatalo. 2015. Community and species-specific responses to simulated global change in two subarctic-alpine plant communities. Ecosphere 6:227.

Mjöfors, K., M. Strömgren, H-Ö. Nohrstedt, A.I. Gärdenäs. 2015. Impact of site-preparation on soil-surface CO2 flux and litter decomposition in a clear-cut in Sweden. Silva Fennica 49, id 1403. doi: org/10.14214/sf.1403.

Olsson, E.G.A., J. Maad, U. Molau, H.E. Myklebost. 2015. Variation in life history traits of gentiana nivalis (gentianaceae) in alpine and sub-alpine habitats in the norwegian mountains and its implications for biodiversity in relation to environmental change. Annales Botanici Fennici 52:149-159.

Oulehle, F., B.J. Cosby, K. Austnes, C.D. Evans, J. Hruška, J. Kopáček, F. Moldan, R.F. Wright. 2015. Modelling inorganic nitrogen in runoff: Seasonal dynamics at four European catchments as simulated by the MAGIC model. Science of the Total Environment 536:1019-1028.

Pleijel, H., P. Högy. 2015. CO2 dose-response functions for wheat grain, protein and mineral yield based on FACE and open-top chamber experiments. Environmental Pollution 198: 70-77.

Soimakallio, S., A. Cowie, M. Brandão, G. Finnveden, T. Ekvall, M. Erlandsson, K. Koponen, P.-E. Karlsson. 2015. Attributional life cycle assessment: is a land-use baseline necessary? International Journal of Life Cycle Assessment 20:1364-1375.

Subramanian, N., P.E. Karlsson, J. Bergh, U. Nilsson 2015. Impact of Ozone on sequestration of Carbon by Swedish forests under a changing climate: A modeling study. Forest Science 61:445-457.

Tarvainen, L., M. Räntfors, G. Wallin. 2015. Seasonal and within-canopy variation in shoot-scale resource-use efficiency trade-offs in a Norway spruce stand. Plant, Cell and Environment 38:2487-2496.

Vårhammar A., G. Wallin, C.M. McLean, M.E. Dusenge, B.E. Medlyn, T.B. Hasper, D. Nsabimana, J. Uddling (2015) Photosynthetic temperature responses of tree species in Rwanda: evidence of pronounced negative effects of high temperature in montane rainforest climax species. New Phytologist 206:1000-1012.

 

2014

Alatalo, J.M., A.K. Jägerbrand, U. Molau. 2014. Climate change and climatic events: community-, functional- and species-level responses of bryophytes and lichens to constant, stepwise, and pulse experimental warming in an alpine tundra. Alpine Botany 124:81-91.

Alatalo, J.M., Little, C.J., Jägerbrand, A.K., Molau, U. 2014. Dominance hierarchies, diversity and species richness of vascular plants in an alpine meadow: Contrasting short and medium termresponses to simulated global change. PeerJ 2014:e406.

Bengtsson, S.B., A.I. Gärdenäs, J. Eriksson, M. Vinichuk, K. Rosén. 2014. Interception and retention of wet-deposition radiocaesium and radiostrontium on a ley mixture of grass and clover. Science of the Total Environment 497-498:412-419. doi: 10.1016/j.scitotenv.2014.07.099.

Emanuelsson, E.U., T.F. Mentel, A.K. Watne, C. Spindler, B. Bohn, T. Brauers, H.-P. Dorn, A.M. Hallquist, R. Häseler, A. Kiendler-Scharr, K.-P. Müller, H. Pleijel, F. Rohrer, F. Rubach, E. Schlosser, R. Tillmann, M Hallquist. 2014. Parameterization of thermal properties of aging secondary organic aerosol produced by photo-oxidation of selected terpene mixtures. Environmental Science and Technology 48: 6168-6176.

Gebrehiwot, G.S., W. Bewket, A.I. Gärdenäs, K. Bishop. 2014. Forest cover change over four decades in the Blue Nile Basin, Ethiopia: comparison of three watersheds. Regional Environmental Change 14:253-266. doi: 10.1007/s10113-013-0483-x.

Gebrehiwot, G.S., A.I. Gärdenäs, W. Bewket, J. Seibert, U. Ilstedt, K. Bishop. 2014. The long-term hydrology of East Africa’s water tower: Statistical change detection in the watersheds of the Abbay Basin. Regional Environmental Change 14, 321-331. doi: 10.1007/s10113-013-0491-x

Gharahi Ghehi, N., C. Werner, K. Hufkens, R. Kiese, E. Van Ranst, D. Nsabimana, G. Wallin, L. Klemedtsson, K. Butterbach-Bahl, P. Boeckx. 2014. N2O and NO emission from the Nyungwe tropical highland rainforest in Rwanda. Geoderma Regional 15:41-49.

Grundström, M. and H. Pleijel. 2014. Limited effect of urban tree vegetation on NO2 and O3 concentrations near a traffic route. Environmental Pollution 189:73-76.

Klingberg, J., M. Engardt, P.E. Karlsson, P.E., J. Langner, H. Pleijel. 2014. Declining ozone exposure of European vegetation under climate change and reduced precursor emissions. Biogeosciences 11:5269-5283.

Pleijel, H., H. Danielsson, D. Simpson, G. Mills. 2014. Have ozone effects on carbon sequestration been overestimated? A new biomass response function for wheat. Biogeosciences, 11:4521-4528.

Simpson, D., A. Arneth, G. Mills, S. Solberg and J. Uddling. 2014. Ozone – the persistent menace: Interactions with the N cycle and climate change. Current Opinion in Environmental Sustainability 9-10:9-19.

Tarvainen, L., M. Räntfors, G. Wallin. 2014. Vertical gradients and seasonal variation in stem CO2 efflux within a Norway spruce stand Tree Physiology 34:488-502.

Åberg N., T. Ospanova, N. Nikitin, J. Emberlin and Å. Dahl. 2014. A nasally applied cellulose powder in seasonal allergic rhinitis (SAR) in adults with grass pollen allergy. A double blind randomized placebo controlled parallel groups study. International Archives of Allergy and Immunology 11:5269-5283.

 

2013

Akselsson, C., H. Hultberg, P.E. Karlsson, G. Pihl Karlsson and S. Hellsten. 2013. Acidification trends in south Swedish forest soils 1986-2008 – Slow recovery and high sensitivity to sea-salt episodes. Science of the Total Environment. 444:271-287.

Bengtsson, S.B., J. Eriksson, A.I. Gärdenäs, M. Vinichuk, K. Rosén. 2013. Accumulation of wet-deposited radiocaesium and radiostrontium by spring oilseed rape (Brássica napus L.) and spring wheat (Tríticum aestívum L.). Environmental Pollution 182:335-342. doi.org/10.1016/j.envpol.2013.07.035

Callaghan, T.V., C. Jonasson, T. Thierfelder, Z. Yang, H. Hedenås, M. Johansson, U. Molau, R. van Bogaert, A. Michelsen, J. Olofsson, D. Gwynn-Jones, S. Bokhorst, G. Phoenix, J.W. Bjerke, H. Tømmervik, T.R. Christensen, E. Hanna, E.K. Koller and V.L. Sloan. 2013. Ecosystem change and stability over multiple decades in the Swedish subarctic: Complex processes and multiple drivers. Philosophical Transactions of the Royal Society B: Biological Sciences. 368

Danielsson, H., P.E. Karlsson and H. Pleijel. 2013. An ozone response relationship for four Phleum pratense genotypes based on modelling of the phytotoxic ozone dose (POD). Environmental and Experimental Botany. 90:70-77.

Gebrehiwot, G.S., J. Seibert, A.I. Gärdenäs, P-E. Mellander, K. Bishop. 2013. Hydrological change detection using modeling: Half a century of runoff from four rivers in the Blue Nile Basin. Water Resources Research 49, 3842–3851 doi: 10.1002/wrcr.20319.

Hall, M., B.E. Medlyn, G. Abramowitz, O. Franklin, M. Räntfors, S. Linder and G. Wallin. 2013. Which are the most important parameters for modelling carbon assimilation in boreal Norway spruce under elevated [CO2] and temperature conditions? Tree Physiology. 33:1156-1176.

Kiotseridis, H., C.M. Cilio, L. Bjermer, M. Aurivillius, H. Jacobsson, Å. Dahl and A. Tunsäter. 2013. Quality of life in children and adolescents with respiratory allergy, assessed with a generic and disease-specific instrument. Clinical Respiratory Journal. 7:168-175.

Kiotseridis, H., C.M. Cilio, L. Bjermer, A. Tunsater, H. Jacobsson and Å. Dahl. 2013. Grass pollen allergy in children and adolescents-symptoms, health related quality of life and the value of pollen prognosis. Clinical and Translational Allergy, 3:19.

Lindwall, F., Vowles, T., Ekblad, A., Björk, R.G. 2013. Reindeer grazing has contrasting effect on species traits in Vaccinium vitis-idaea L. and Bistorta vivipara (L.) Gray. Acta Oecologica 53:33-37.

Ljungberg, P., T.B. Hasper, P.A. Nilsson and A. Persson. 2013. Effects of small-scale habitat fragmentation on predator-prey interactions in a temperate sea grass system. Marine Biology. 160:667-675.

Mellander, P-E., S.G. Gebrehiwot, A.I. Gärdenäs, W. Bewket, K. Bishop. 2013. Summer Rains and Dry Seasons in the Upper Blue Nile Basin: half a century of past and future spatiotemporal patterns. PLoS ONE 8(7): e68461. doi: 10.1371/journal.pone.0068461.

Meyer, A., L. Tarvainen, A. Nousratpour, R.G. Björk, M. Ernfors, A. Grelle, Å. Kasimir Klemedtsson, A. Lindroth, M. Räntfors, T. Rütting, G. Wallin, P. Weslien and L. Klemedtsson. 2013. A fertile peatland forest does not constitute a major greenhouse gas sink. Biogeosciences. 10:7739-7758.

Oberbauer, S.F., S.C. Elmendorf, T.G. Troxler, R.D. Hollister, A.V. Rocha, M.S. Bret-Harte, M.A. Dawes, A.M. Fosaa, G.H. Henry, T.T. Høye, F.C. Jarrad, I.S. Jónsdóttir, K. Klanderud, J.A. Klein, U. Molau, C. Rixen, N.M. Schmidt, G.R. Shaver, R.T. Slider, O. Totland, C.H. Wahren and J.M. Welker. 2013. Phenological response of tundra plants to background climate variation tested using the International Tundra Experiment. Philosophical Transactions of the Royal Society of London. Series B, Biological sciences. 368:20120481.

Ortiz, C., J. Liski, A.I. Gärdenäs, A. Lehtonen, M. Lundblad, J. Stendahl, G.I. Ågren, E. Karltun. 2013. Soil organic carbon stock changes in Swedish forest soils – A comparison of uncertainties and their sources through a national inventory and two simulation models. Ecological Modelling 251:221–231. doi.org/10.1016/j.ecolmodel.2012.12.017

Pleijel, H., J. Klingberg, G. Pihl Karlsson, M. Engardt and P.E. Karlsson. 2013. Surface ozone in the marine environment – Horizontal ozone concentration gradients in coastal areas. Water, Air, and Soil Pollution 224.

Prank, M., D.S. Chapman, J.M. Bullock, J. Belmonte, U. Berger, A. Dahl, S. Jäger, I. Kovtunenko, D. Magyar, S. Niemelä, A. Rantio-Lehtimäki, V. Rodinkova, I. Sauliene, E. Severova, B. Sikoparija and M. Sofiev. 2013. An operational model for forecasting ragweed pollen release and dispersion in Europe. Agricultural and Forest Meteorology. 182-183:43-53.

Rappe-George, M.O., A.I. Gärdenäs, D. Berggren Kleja. 2013. The impact of four decades of annual nitrogen addition on dissolved organic matter in a boreal forest soil. Biogeosciences Special Issue: Nitrogen and global change. Biogeosciences 10:1365–1377, doi:10.5194/bg-10-1365-2013.

Sigurdsson, B.D., J.L. Medhurst, G. Wallin, O. Eggertsson and S. Linder. 2013. Growth of mature boreal Norway spruce was not affected by elevated [CO2] and/or air temperature unless nutrient availability was improved. Tree Physiology. 33:1192-1205.

Šikoparija, B., C.A. Skjøth, K. Alm Kübler, A. Dahl, J. Sommer, L. Grewling, P. Radišić and M. Smith. 2013. A mechanism for long distance transport of Ambrosia pollen from the Pannonian Plain. Agricultural and Forest Meteorology. 180:112-117.

Stone, D., M. Auffhammer, M. Carey, G. Hansen, C. Huggel, W. Cramer, D. Lobell, U. Molau, A. Solow, L. Tibig and G. Yohe. 2013. The challenge to detect and attribute effects of climate change on human and natural systems. Climatic Change. 121:381-395.

Tarvainen, L., G. Wallin, M. Räntfors and J. Uddling. 2013. Weak vertical canopy gradients of photosynthetic capacities and stomatal responses in a fertile Norway spruce stand. Oecologia. 173:1179-1189.

Wallin, G., M. Hall, M. Slaney, M. Räntfors, J. Medhurst and S. Linder. 2013. Spring photosynthetic recovery of boreal Norway spruce under conditions of elevated [CO2] and air temperature. Tree Physiology. 33:1177-1191.

Karlsson, P.E., M. Ferm, H. Tømmervik, L.R. Hole, G. Pihl Karlsson, T. Ruoho-Airola, W. Aas, S. Hellsten, C. Akselsson, T.N. Mikkelsen and B. Nihlgård. 2013. Biomass burning in eastern Europe during spring 2006 caused high deposition of ammonium in northern Fennoscandia. Environmental Pollution. 176:71-79.

 

2012

Bengtsson, S.B., J. Eriksson, A.I. Gärdenäs, K. Rosén. 2012. Influence of development stage of spring oilseed rape and spring wheat on interception of wet-deposited radiocaesium and radiostrontium. Atmospheric Environment 60:227-233. doi: 10.1016/j.atmosenv.2012.06.062

Büker, P., T. Morrissey, A. Briolat, R. Falk, D. Simpson, J.P. Tuovinen, R. Alonso, S. Barth, M. Baumgarten, N. Grulke, P.E. Karlsson, J. King, F. Lagergren, R. Matyssek, A. Nunn, R. Ogaya, J. Pẽuelas, L. Rhea, M. Schaub, J. Uddling, W. Werner and L.D. Emberson. 2012. DO 3SE modelling of soil moisture to determine ozone flux to forest trees. Atmospheric Chemistry and Physics. 12:5537-5562.

Dewar, R.C., L. Tarvainen, K. Parker, G. Wallin and R.E. McMurtrie. 2012. Why does leaf nitrogen decline within tree canopies less rapidly than light? An explanation from optimization subject to a lower bound on leaf mass per area. Tree Physiology. 32:520-534.

Elmendorf, S.C., G.H.R. Henry, R.D. Hollister, R.G. Björk, A.D. Bjorkman, T.V. Callaghan, L.S. Collier, E.J. Cooper, J.H.C. Cornelissen, T.A. Day, A.M. Fosaa, W.A. Gould, J. Grétarsdóttir, J. Harte, L. Hermanutz, D.S. Hik, A. Hofgaard, F. Jarrad, I.S. Jónsdóttir, F. Keuper, K. Klanderud, J.A. Klein, S. Koh, G. Kudo, S.I. Lang, V. Loewen, J.L. May, J. Mercado, A. Michelsen, U. Molau, I.H. Myers-Smith, S.F. Oberbauer, S. Pieper, E. Post, C. Rixen, C.H. Robinson, N.M. Schmidt, G.R. Shaver, A. Stenström, A. Tolvanen, O. Totland, T. Troxler, C.H. Wahren, P.J. Webber, J.M. Welker and P.A. Wookey. 2012a. Global assessment of experimental climate warming on tundra vegetation: Heterogeneity over space and time. Ecology Letters. 15:164-175.

Elmendorf, S.C., G.H.R. Henry, R.D. Hollister, R.G. Björk, N. Boulanger-Lapointe, E.J. Cooper, J.H.C. Cornelissen, T.A. Day, E. Dorrepaal, T.G. Elumeeva, M. Gill, W.A. Gould, J. Harte, D.S. Hik, A. Hofgaard, D.R. Johnson, J.F. Johnstone, I.S. Jónsdóttir, J.C. Jorgenson, K. Klanderud, J.A. Klein, S. Koh, G. Kudo, M. Lara, E. Lévesque, B. Magnússon, J.L. May, J.A. Mercado-Díaz, A. Michelsen, U. Molau, I.H. Myers-Smith, S.F. Oberbauer, V.G. Onipchenko, C. Rixen, N. Martin Schmidt, G.R. Shaver, M.J. Spasojevic, P.E. Pórhallsdóttir, A. Tolvanen, T. Troxler, C.E. Tweedie, S. Villareal, C.H. Wahren, X. Walker, P.J. Webber, J.M. Welker and S. Wipf. 2012b. Plot-scale evidence of tundra vegetation change and links to recent summer warming. Nature Climate Change. 2:453-457.

Feng, Z., H. Tang, J. Uddling, H. Pleijel, K. Kobayashi, J. Zhu, H. Oue and W. Guo. 2012. A stomatal ozone flux-response relationship to assess ozone-induced yield loss of winter wheat in subtropical China. Environmental Pollution. 164:16-23.

Gottfried, M., H. Pauli, A. Futschik, M. Akhalkatsi, P. Barančok, J.L. Benito Alonso, G. Coldea, J. Dick, B. Erschbamer, M.R. Fernández Calzado, G. Kazakis, J. Krajči, P. Larsson, M. Mallaun, O. Michelsen, D. Moiseev, P. Moiseev, U. Molau, A. Merzouki, L. Nagy, G. Nakhutsrishvili, B. Pedersen, G. Pelino, M. Puscas, G. Rossi, A. Stanisci, J.P. Theurillat, M. Tomaselli, L. Villar, P. Vittoz, I. Vogiatzakis and G. Grabherr. 2012. Continent-wide response of mountain vegetation to climate change. Nature Climate Change. 2:111-115.

Grünhage, L., H. Pleijel, G. Mills, J. Bender, H. Danielsson, Y. Lehmann, J.F. Castell and O. Bethenod. 2012. Updated stomatal flux and flux-effect models for wheat for quantifying effects of ozone on grain yield, grain mass and protein yield. Environmental Pollution. 165:147-157.

Jägerbrand, A.K., G. Kudo, J.M. Alatalo and U. Molau. 2012. Effects of neighboring vascular plants on the abundance of bryophytes in different vegetation types. Polar Science. 6:200-208.

Kaarlejärvi, E., R. Baxter, A. Hofgaard, H. Hytteborn, O. Khitun, U. Molau, S. Sjögersten, P. Wookey and J. Olofsson. 2012. Effects of Warming on Shrub Abundance and Chemistry Drive Ecosystem-Level Changes in a Forest-Tundra Ecotone. Ecosystems. 15:1219-1233.

Karatzas, K.D., M. Riga, D. Voukantsis and A. Dahl. 2012. Allergy medication dose and biological weather: A data-oriented investigation. International Journal of Artificial Intelligence. 9:90-105.

Karhu, K., A.I. Gärdenäs, J. Heikkinen, P. Vanhala, J. Liski. 2012. Carbon stock of agricultural soil and organic amendments – comparison of model-simulations to measurements. Geoderma 189–190:606–616. doi: 10.1016/j.geoderma.2012.06.007.

Klein, T., J. Kukkonen, A. Dahl, E. Bossioli, A. Baklanov, A.F. Vik, P. Agnew, K.D. Karatzas and M. Sofiev. 2012. Interactions of physical, chemical, and biological weather calling for an integrated approach to assessment, forecasting, and communication of air quality. Ambio. 41:851-864.

Klingberg, J., P.E. Karlsson, G. Pihl Karlsson, Y. Hu, D. Chen and H. Pleijel. 2012. Variation in ozone exposure in the landscape of southern Sweden with consideration of topography and coastal climate. Atmospheric Environment. 47:252-260.

Lang, S.I., J.H.C. Cornelissen, G.R. Shaver, M. Ahrens, T.V. Callaghan, U. Molau, C.J.F. Ter Braak, A. Hölzer and R. Aerts. 2012. Arctic warming on two continents has consistent negative effects on lichen diversity and mixed effects on bryophyte diversity. Global Change Biology. 18:1096-1107.

Pauli, H., M. Gottfried, S. Dullinger, O. Abdaladze, M. Akhalkatsi, J.L.B. Alonso, G. Coldea, J. Dick, B. Erschbamer, R.F. Calzado, D. Ghosn, J.I. Holten, R. Kanka, G. Kazakis, J. Kollár, P. Larsson, P. Moiseev, D. Moiseev, U. Molau, J.M. Mesa, L. Nagy, G. Pelino, M. Puşcaş, G. Rossi, A. Stanisci, A.O. Syverhuset, J.P. Theurillat, M. Tomaselli, P. Unterluggauer, L. Villar, P. Vittoz and G. Grabherr. 2012. Recent plant diversity changes on Europe’s mountain summits. Science. 336:353-355.

Pleijel, H. 2012. Effects of ozone on zinc and cadmium accumulation in wheat – dose-response functions and relationship with protein, grain yield, and harvest index. Ecology and Evolution. 2:3186-3194.

Pleijel, H. and J. Uddling. 2012. Yield vs. Quality trade-offs for wheat in response to carbon dioxide and ozone. Global Change Biology. 18:596-605.

Sun, G., S.B. McLaughlin, J.H. Porter, J. Uddling, P.J. Mulholland, M.B. Adams and N. Pederson. 2012. Interactive influences of ozone and climate on streamflow of forested watersheds. Global Change Biology. 18:3395-3409.

Uddling, J., R. Matyssek, J.B.C. Pettersson and G. Wieser. 2012a. To what extent do molecular collisions arising from water vapour efflux impede stomatal O 3 influx? Environmental Pollution. 170:39-42.

Uddling, J. and G. Wallin. 2012. Interacting effects of elevated CO2 and weather variability on photosynthesis of mature boreal Norway spruce agree with biochemical model predictions. Tree Physiology. 32:1509-1521.

 

2011

Åberg, N., A. Dahl and M. Benson. 2011. A nasally applied cellulose powder in seasonal allergic rhinitis (SAR) in children and adolescents; reduction of symptoms and relation to pollen load. Pediatric Allergy and Immunology. 22:594-599.

Gärdenäs, A.I., G.I. Ågren, J.A. Bird, M. Clarholm, S. Hallin, P. Ineson, T. Kätterer, H. Knicker, S.I. Nilsson, T. Näsholm, S. Ogle, K. Paustian, T. Persson, J. Stendahl. 2011. Knowledge gaps in soil carbon and nitrogen interactions – From molecular to global scale. Soil Biology & Biochemistry 43:702-717. doi:10.1016/j.soilbio.2010.04.006

Gärdenäs, A.I., G.I. Ågren, S.I. Nilsson. 2011. Knowledge gaps in soil C and N interactions. Preface. Special section in Soil Biology and Biochemistry 43:701. doi.org/10.1016/j.soilbio.2011.01.025

Gebrehiwot, S.G., U. Ilstedt, A.I. Gärdenäs, K. Bishop. 2011. Hydrological characterization of watersheds in the Blue Nile Basin. Hydrology & Earth System Sciences 15:11-20. doi:10.5194/hess-15-11-2011

Grundström, M., H.W. Linderholm, J. Klingberg and H. Pleijel. 2011. Urban NO2 and NO pollution in relation to the North Atlantic Oscillation NAO. Atmospheric Environment. 45:883-888.

 

Klingberg, J., M. Engardt, J. Uddling, P.E. Karlsson and H. Pleijel. 2011. Ozone risk for vegetation in the future climate of Europe based on stomatal ozone uptake calculations. Tellus, Series A: Dynamic Meteorology and Oceanography. 63:174-187.

Mills, G., H. Pleijel, S. Braun, P. Büker, V. Bermejo, E. Calvo, H. Danielsson, L. Emberson, I.G. Fernández, L. Grünhage, H. Harmens, F. Hayes, P.E. Karlsson and D. Simpson. 2011. New stomatal flux-based critical levels for ozone effects on vegetation. Atmospheric Environment. 45:5064-5068.

Onandia, G., A.K. Olsson, S. Barth, J.S. King and J. Uddling. 2011. Exposure to moderate concentrations of tropospheric ozone impairs tree stomatal response to carbon dioxide. Environmental Pollution. 159:2350-2354.

Ortiz, C.A., E. Karltun, J. Stendahl, A.I. Gärdenäs, G.I. Ågren. 2011. Modelling soil carbon build-up in Swedish coniferous forest soils – an uncertainty analysis of parameters and model estimates. Ecol. Modelling 222:3020– 3032. doi.org/10.1016/j.ecolmodel.2011.05.034

Pihl Karlsson, G., C. Akselsson, S. Hellsten and P.E. Karlsson. 2011. Reduced European emissions of S and N – Effects on air concentrations, deposition and soil water chemistry in Swedish forests. Environmental Pollution. 159:3571-3582.

Pleijel, H. 2011. Reduced ozone by air filtration consistently improved grain yield in wheat. Environmental Pollution. 159:897-902.

 

2010

Akselsson, C., S. Belyazid, S. Hellsten, M. Klarqvist, G. Pihl-Karlsson, P.E. Karlsson and L. Lundin. 2010. Assessing the risk of N leaching from forest soils across a steep N deposition gradient in Sweden. Environmental Pollution. 158:3588-3595.

Bolmgren, K., Å. Dahl and O.L.A. Langvall. 2010. Vårtecken samhällets tjänst. Svensk Botanisk Tidskrift. 104:45-50.

Coste, S., C. Baraloto, C. Leroy, É. Marcon, A. Renaud, A.D. Richardson, J.C. Roggy, H. Schimann, J. Uddling and B. Hérault. 2010. Assessing foliar chlorophyll contents with the SPAD-502 chlorophyll meter: A calibration test with thirteen tree species of tropical rainforest in French Guiana. Annals of Forest Science. 67:607p1-607p5.

Molau, U. 2010. Long-term impacts of observed and induced climate change on tussock tundra near its southern limit in northern Sweden. Plant Ecology and Diversity. 3:29-34.

Uddling, J., A.J. Hogg, R.M. Teclaw, M.A. Carroll and D.S. Ellsworth. 2010. Stomatal uptake of O3 in aspen and aspen-birch forests under free-air CO2 and O3 enrichment. Environmental Pollution. 158:2023-2031.

 

2009

Hall, M., Räntfors, M., Slaney, M., Linder S., Wallin, G. (2009) Carbon dioxide exchange of buds and developing shoots of boreal Norway spruce exposed to elevated and ambient [CO2] and temperature in whole tree chambers. Tree Physiolog 29, 467-481.

Jägerbrand, A.K., J.M. Alatalo, D. Chrimes and U. Molau. 2009. Plant community responses to 5 years of simulated climate change in meadow and heath ecosystems at a subarctic-alpine site. Oecologia. 161:601-610.

Karlsson, P.E., E. Kessler and H. Pleijel. 2009. Ambio: Editorial. Ambio. 38:401.

Karlsson, P.E., H. Pleijel, H. Danielsson, G.P. Karlsson, K. Piikki and J. Uddling. 2009. Evidence for impacts of near-ambient ozone concentrations on vegetation in Southern Sweden. Ambio. 38:425-431.

Karlsson, P.E., H. Pleijel and E. Kessler. 2009c. Ozone exposure and impacts on vegetation in the Nordic and Baltic countries. Ambio. 38:401.

Klingberg, J., M.P. Björkman, G.P. Karlsson and H. Pleijel. 2009. Observations of ground-level ozone and NO2 in northernmost Sweden, including the Scandian Mountain Range. Ambio. 38:448-451.

Nsabimana, D., L. Klemedtson, B.A. Kaplin and G. Wallin. 2009. Soil CO2 flux in six monospecific forest plantations in Southern Rwanda. Soil Biology and Biochemistry. 41:396-402.

Piikki, K., J. Klingberg, G. Pihl Karlsson, P.E. Karlsson and H. Pleijel. 2009. Estimates of AOT ozone indices from time-integrated ozone data and hourly air temperature measurements in southwest Sweden. Environmental Pollution. 157:3051-3058.

Pleijel, H. 2009. Observations of temperature and air humidity during the total solar eclipse 29 March 2006 at Side, Turkey. Meteorologische Zeitschrift. 18:107-109.

Pleijel, H. and H. Danielsson. 2009. Yield dilution of grain Zn in wheat grown in open-top chamber experiments with elevated CO2 and O3 exposure. Journal of Cereal Science. 50:278-282.

Pleijel, H., J. Klingberg and E. Bäck. 2009. Characteristics of NO2 pollution in the city of Gothenburg, South-West Sweden-relation to NO x and O3 levels, photochemistry and monitoring location. Water, Air, and Soil Pollution: Focus. 9:15-25.

Tang, L., D. Chen, P.E. Karlsson, Y. Gu and T. Ou. 2009. Synoptic circulation and its influence on spring and summer surface ozone concentrations in southern Sweden. Boreal Environment Research. 14:889-902.

Uddling, J., R.M. Teclaw, K.S. Pregitzer and D.S. Ellsworth. 2009. Leaf and canopy conductance in aspen and aspen-birch forests under free-air enrichment of carbon dioxide and ozone. Tree Physiology. 29:1367-1380.

 

2008

Dahl, Å., K. Bolmgren and O. Langvall. 2008. A proposal for a Swedish phenological network. Se klimatförändringen med egna ögnon – Gör fenologiska observationer! Svensk Botanisk Tidsskrift. 102:19-26.

Klingberg, J., H. Danielsson, D. Simpson and H. Pleijel. 2008. Comparison of modelled and measured ozone concentrations and meteorology for a site in south-west Sweden: Implications for ozone uptake calculations. Environmental Pollution. 155:99-111.

Molau, U. 2008. On the interface between ecology and geomorphology. Norsk Geografisk Tidsskrift. 62:52-54.

Nsabimana, D., Klemedtson, L., Kaplin, B.A., Wallin, G. (2008) Soil carbon and nutrient accumulation under forest plantations in southern Rwanda. African Journal of Environmental Science and Technology 2(6): 142-149.

Piikki, K., L. De Temmerman, P. Högy and H. Pleijel. 2008a. The open-top chamber impact on vapour pressure deficit and its consequences for stomatal ozone uptake. Atmospheric Environment. 42:6513-6522.

Piikki, K., L. De Temmerman, K. Ojanperä, H. Danielsson and H. Pleijel. 2008b. The grain quality of spring wheat (Triticum aestivum L.) in relation to elevated ozone uptake and carbon dioxide exposure. European Journal of Agronomy. 28:245-254.

Pleijel, H. 2008. Concentration gradients of ozone and other trace gases in and above cereal canopies. Meteorologische Zeitschrift. 17:187-192.

Uddling, J., J. Gelang-Alfredsson, P.E. Karlsson, G. Selldén and H. Pleijel. 2008a. Source-sink balance of wheat determines responsiveness of grain production to increased [CO2] and water supply. Agriculture, Ecosystems and Environment. 127:215-222.

Uddling, J., R.M. Teclaw, M.E. Kubiske, K.S. Pregitzer and D.S. Ellsworth. 2008b. Sap flux in pure aspen and mixed aspen-birch forests exposed to elevated concentrations of carbon dioxide and ozone. Tree Physiology. 28:1231-1243.

 

2007

Betson, N.R., S.G. Göttlicher, M. Hall, G. Wallin, A. Richter and P. Högberg. 2007. No diurnal variation in rate or carbon isotope composition of soil respiration in a boreal forest. Tree Physiology. 27:749-756.

Björk, R.G., L. Klemedtsson, U. Molau, J. Harndorf, A. Ödman and R. Giesler. 2007a. Linkages between N turnover and plant community structure in a tundra landscape. Plant and Soil. 294:247-261.

Björk, R.G., H. Majdi, L. Klemedtsson, L. Lewis-Jonsson and U. Molau. 2007b. Long-term warming effects on root morphology, root mass distribution, and microbial activity in two dry tundra plant communities in northern Sweden. New Phytologist. 176:862-873.

Björk, R.G. and U. Molau. 2007. Ecology of alpine snowbeds and the impact of global change. Arctic, Antarctic, and Alpine Research. 39:34-43.

Cornelissen, J.H.C., P.M. Van Bodegom, R. Aerts, T.V. Callaghan, R.S.P. Van Logtestijn, J. Alatalo, F. Stuart Chapin, R. Gerdol, J. Gudmundsson, D. Gwynn-Jones, A.E. Hartley, D.S. Hik, A. Hofgaard, I.S. Jónsdóttir, S. Karlsson, J.A. Klein, J. Laundre, B. Magnusson, A. Michelsen, U. Molau, V.G. Onipchenko, H.M. Quested, S.M. Sandvik, I.K. Schmidt, G.R. Shaver, B. Solheim, N.A. Soudzilovskaia, A. Stenström, A. Tolvanen, Ø. Totland, N. Wada, J.M. Welker, X. Zhao, L. Brancaleoni, L. Brancaleoni, M.A.H. De Beus, E.J. Cooper, L. Dalen, J. Harte, S.E. Hobbie, G. Hoefsloot, A. Jägerbrand, S. Jonasson, J.A. Lee, K. Lindblad, J.M. Melillo, C. Neill, M.C. Press, J. Rozema and M. Zielke. 2007. Global negative vegetation feedback to climate warming responses of leaf litter decomposition rates in cold biomes. Ecology Letters. 10:619-627.

Dullinger, S., I. Kleinbauer, H. Pauli, M. Gottfried, R. Brooker, L. Nagy, J.P. Theurillat, J.I. Holten, O. Abdaladze, J.L. Benito, J.L. Borel, G. Coldea, D. Ghosn, R. Kanka, A. Merzouki, C. Klettner, P. Moiseev, U. Molau, K. Reiter, G. Rossi, A. Stanisci, M. Tomaselli, P. Unterlugauer, P. Vittoz and G. Grabherr. 2007. Weak and variable relationships between environmental severity and small-scale co-occurrence in alpine plant communities. Journal of Ecology. 95:1284-1295.

Eidesen, P.B., T. Carlsen, U. Molau and C. Brochmann. 2007. Repeatedly out of Beringia: Cassiope tetragona embraces the Arctic. Journal of Biogeography. 34:1559-1574.

Hogg, A., J. Uddling, D. Ellsworth, M.A. Carroll, S. Pressley, B. Lamb and C. Vogel. 2007. Stomatal and non-stomatal fluxes of ozone to a northern mixed hardwood forest. Tellus, Series B: Chemical and Physical Meteorology. 59:514-525.

Hyvönen, R., G.I. Ågren, S. Linder, T. Persson, M.F. Cotrufo, A. Ekblad, M. Freeman, A. Grelle, I.A. Janssens, P.G. Jarvis, S. Kellomäki, A. Lindroth, D. Loustau, T. Lundmark, R.J. Norby, R. Oren, K. Pilegaard, M.G. Ryan, B.D. Sigurdsson, M. Strömgren, M. Van Oijen and G. Wallin. 2007. The likely impact of elevated [CO2], nitrogen deposition, increased temperature and management on carbon sequestration in temperate and boreal forest ecosystems: A literature review. New Phytologist. 173:463-480.

Karlsson, P.E., S. Braun, M. Broadmeadow, S. Elvira, L. Emberson, B.S. Gimeno, D. Le Thiec, K. Novak, E. Oksanen, M. Schaub, J. Uddling and M. Wilkinson. 2007a. Risk assessments for forest trees: The performance of the ozone flux versus the AOT concepts. Environmental Pollution. 146:608-616.

Karlsson, P.E., L. Tang, J. Sundberg, D. Chen, A. Lindskog and H. Pleijel. 2007b. Increasing risk for negative ozone impacts on vegetation in northern Sweden. Environmental Pollution. 150:96-106.

Lindskog, A., P.E. Karlsson, P. Grennfelt, S. Solberg and C. Forster. 2007. An exceptional ozone episode in northern Fennoscandia. Atmospheric Environment. 41:950-958.

Matyssek, R., A. Bytnerowicz, P.E. Karlsson, E. Paoletti, M. Sanz, M. Schaub and G. Wieser. 2007. Promoting the O3 flux concept for European forest trees. Environmental Pollution. 146:587-607.

Mills, G., A. Buse, B. Gimeno, V. Bermejo, M. Holland, L. Emberson and H. Pleijel. 2007. A synthesis of AOT40-based response functions and critical levels of ozone for agricultural and horticultural crops. Atmospheric Environment. 41:2630-2643.

Oksanen, E., S. Kontunen-Soppela, J. Riikonen, P. Peltonen, J. Uddling and E. Vapaavuori. 2007. Northern environment predisposes birches to ozone damage. Plant Biology. 9:191-196.

Peltoniemi, M., E. Thürig, S. Ogle, T. Palosuo, M. Shrumpf, Th. Wützler, K. Butterbach-Bahl, O. Chertov, A. Komarov, A. Mikhailov, A. Gärdenäs, Ch. Perry, J. Liski, P. Smith, R. Mäkipää. 2007. Models in country scale carbon accounting of forest soils. Silva Fennica  41, id 290.  doi: 10.14214/sf.290

Piikki, K., V. Vorne, K. Ojanperä and H. Pleijel. 2007. Impact of elevated O3 and CO2 exposure on potato (Solanum tuberosum L. cv. Bintje) tuber macronutrients (N, P, K, Mg, Ca). Agriculture, Ecosystems and Environment. 118:55-64.

Pleijel, H., H. Danielsson, L. Emberson, M.R. Ashmore and G. Mills. 2007. Ozone risk assessment for agricultural crops in Europe: Further development of stomatal flux and flux-response relationships for European wheat and potato. Atmospheric Environment. 41:3022-3040.

Slaney, M., G. Wallin, J. Medhurst and S. Linder. 2007. Impact of elevated carbon dioxide concentration and temperature on bud burst and shoot growth of boreal Norway spruce. Tree Physiology. 27:301-312.

Stenemo, F., A.M.L. Lindahl, A. Gärdenäs, N. Jarvis. 2007. Meta-modeling of the pesticide fate model MACRO for groundwater exposure assessments using artificial neural networks. J. of Contaminant Hydrology 93: 270-283. doi:10.1016/j.jconhyd.2007.03.003

Uddling, J., J. Gelang-Alfredsson, K. Piikki and H. Pleijel. 2007. Evaluating the relationship between leaf chlorophyll concentration and SPAD-502 chlorophyll meter readings. Photosynthesis Research. 91:37-46.

 

2006

Beylich, A.A., O. Sandberg, U. Molau and S. Wache. 2006. Intensity and spatio-temporal variability of fluvial sediment transfers in an Arctic-oceanic periglacial environment in northernmost Swedish Lapland (Latnjavagge catchment). Geomorphology. 80:114-130.

Gärdenäs, A.I., J. Šimunek, N. Jarvis, M.Th. Van Genuchten. 2006. Two-dimensional modelling of preferential water flow and pesticide transport from a tile-drained field. J. of Hydrology 329:647-660. doi:10.1016/j.jhydrol.2006.03.021

Jägerbrand, A.K., K.E.M. Lindblad, R.G. Björk, J.M. Alatalo and U. Molau. 2006. Bryophyte and lichen diversity under simulated environmental change compared with observed variation in unmanipulated alpine tundra. Biodiversity and Conservation. 15:4453-4475.

Karlsson, P.E., M. Hansson, H.O. Höglund and H. Pleijel. 2006a. Ozone concentration gradients and wind conditions in Norway spruce (Picea abies) forests in Sweden. Atmospheric Environment. 40:1610-1618.

Karlsson, P.E., G. Örlander, O. Langvall, J. Uddling, U. Hjorth, K. Wiklander, B. Areskoug and P. Grennfelt. 2006b. Negative impact of ozone on the stem basal area increment of mature Norway spruce in south Sweden. Forest Ecology and Management. 232:146-151.

Lindblad, K.E.M., R. Nyberg and U. Molau. 2006. Generalization of heterogeneous alpine vegetation in air photo-based image classification, latnjajaure catchment, northern Sweden. Pirineos:3-32.

Medhurst, J., J. Parsby, S. Linder, G. Wallin, E. Ceschia and M. Slaney. 2006. A whole-tree chamber system for examining tree-level physiological responses of field-grown trees to environmental variation and climate change. Plant, Cell and Environment. 29:1853-1869.

Menzel, A., T.H. Sparks, N. Estrella, E. Koch, A. Aaasa, R. Ahas, K. Alm-Kübler, P. Bissolli, O. Braslavská, A. Briede, F.M. Chmielewski, Z. Crepinsek, Y. Curnel, Å. Dahl, C. Defila, A. Donnelly, Y. Filella, K. Jatczak, F. Måge, A. Mestre, Ø. Nordli, J. Peñuelas, P. Pirinen, V. Remišová, H. Scheifinger, M. Striz, A. Susnik, A.J.H. Van Vliet, F.E. Wielgolaski, S. Zach and A. Zust. 2006. European phenological response to climate change matches the warming pattern. Global Change Biology. 12:1969-1976.

Pleijel, H., A.B. Eriksen, H. Danielsson, N. Bondesson and G. Selldén. 2006. Differential ozone sensitivity in an old and a modern Swedish wheat cultivar – Grain yield and quality, leaf chlorophyll and stomatal conductance. Environmental and Experimental Botany. 56:63-71.

Sundberg, J., P.E. Karlsson, L. Schenk and H. Pleijel. 2006. Variation in ozone concentration in relation to local climate in south-west Sweden. Water, Air, and Soil Pollution. 173:339-354.

Walker, M.D., C.H. Wahren, R.D. Hollister, G.H.R. Henry, L.E. Ahlquist, J.M. Alatalo, M.S. Bret-Harte, M.P. Calef, T.V. Callaghan, A.B. Carroll, H.E. Epstein, I.S. Jónsdóttir, J.A. Klein, B. Magnússon, U. Molau, S.F. Oberbauer, S.P. Rewa, C.H. Robinson, G.R. Shaver, K.N. Suding, C.C. Thompson, A. Tolvanen, Ø. Totland, P.L. Turner, C.E. Tweedie, P.J. Webber and P.A. Wookey. 2006. Plant community responses to experimental warming across the tundra biome. Proceedings of the National Academy of Sciences of the United States of America. 103:1342-1346.

Uddling, J., P.E. Karlsson, A. Glorvigen and G. Selldén. 2006. Ozone impairs autumnal resorption of nitrogen from birch (Betula pendula) leaves, causing an increase in whole-tree nitrogen loss through litter fall. Tree Physiology. 26:113-120.

Uddling, J. and H. Pleijel. 2006. Changes in stomatal conductance and net photosynthesis during phenological development in spring wheat: Implications for gas exchange modelling. International Journal of Biometeorology. 51:37-48.

 

2005

Beylich, A.A., K. Lindblad and U. Molau. 2005a. Direct human impacts on mechanical denudation in an arctic-oceanic periglacial environment in northern Swedish Lapland (Abisko mountain area). Zeitschrift fur Geomorphologie, Supplementband. 138:81-100.

Beylich, A.A., U. Molau, K. Luthbom and D. Gintz. 2005b. Rates of chemical and mechanical fluvial denudation in an arctic oceanic periglacial environment, Latnjavagge drainage basin, northernmost Swedish Lapland. Arctic, Antarctic, and Alpine Research. 37:75-87.

Gärdenäs, A.I., J.W. Hopmans, B.R. Hanson, J. Šimůnek. 2005. Two-dimensional modeling of nitrate leaching for various fertigation scenarios under micro-irrigation. Agricultural Water Management 74:219-242. doi: 10.1016/j.agwat.2004.11.011

Karlsson, P.E., H. Pleijel, M. Belhaj, H. Danielsson, B. Dahlin, M. Andersson, M. Hansson, J. Munthe and P. Grennfelt. 2005. Economic assessment of the negative impacts of ozone on crop yields and forest production. A case study of the estate Östads Säteri in southwestern Sweden. Ambio. 34:32-40.

Krause, G., B. Köllner, L. Grünhage, H.J. Jäger, J. Bender, H.J. Weigel, M. Ashmore, L. Emberson, P.E. Karlsson and H. Pleijel. 2005. New Directions: Discussion of ‘A new generation of ozone critical levels for the protection of vegetation in Europe’ by Ashmore et al. Atmospheric Environment. 39:5213-5217.

Lindahl, A., J. Kreuger, J. Stenström, A. Gärdenäs, A. Alavi, S. Roulier, N. Jarvis. 2005. Stochastic Modelling of Diffuse Pesticide Losses from a Small Agricultural Catchment. J. of Environmental Quality. 34:1174-1185. doi:10.2134/jeq2004.0044

Molau, U., U. Nordenhäll and B. Eriksen. 2005. Onset of flowering and climate variability in an alpine landscape: A 10-year study from Swedish Lapland. American Journal of Botany. 92:422-431.

Vandermeiren, K., C. Black, H. Pleijel and L. De Temmerman. 2005. Impact of rising tropospheric ozone on potato: Effects on photosynthesis, growth, productivity and yield quality. Plant, Cell and Environment. 28:982-996.

Uddling, J., M. Hall, G. Wallin and P.E. Karlsson. 2005. Measuring and modelling stomatal conductance and photosynthesis in mature birch in Sweden. Agricultural and Forest Meteorology. 132:115-131.

 

2004

Ashmore, M., L. Emberson, P.E. Karlsson and H. Pleijel. 2004a. Introduction for ozone deposition special issue. Atmospheric Environment. 38:2211-2212.

Ashmore, M., L. Emberson, P.E. Karlsson and H. Pleijel. 2004b. New Directions: A new generation of ozone critical levels for the protection of vegetation in Europe. Atmospheric Environment. 38:2213-2214.

Hultengren, S., H. Gralén and H. Pleijel. 2004. Recovery of the epiphytic lichen flora following air quality improvement in South-West Sweden. Water, Air, and Soil Pollution. 154:203-211.

Karlsson, P.E., E.L. Medin, S. Ottosson, G. Selldén, G. Wallin, H. Pleijel and L. Skärby. 2004. A cumulative ozone uptake-response relationship for the growth of Norway spruce saplings. Environmental Pollution. 128:405-417.

Karlsson, P.E., J. Uddling, S. Braun, M. Broadmeadow, S. Elvira, B.S. Gimeno, D. Le Thiec, E. Oksanen, K. Vandermeiren, M. Wilkinson and L. Emberson. 2004. New critical levels for ozone effects on young trees based on AOT40 and simulated cumulative leaf uptake of ozone. Atmospheric Environment. 38:2283-2294.

Molau, U. 2004. Mountain biodiversity patterns at low and high latitudes. Ambio. 33:24-28.

Pihl Karlsson, G., P.E. Karlsson, G. Soja, K. Vandermeiren and H. Pleijel. 2004. Test of the short-term critical levels for acute ozone injury on plants – Improvements by ozone uptake modelling and the use of an effect threshold. Atmospheric Environment. 38:2237-2245.

Piikki, K., G. Selldén and H. Pleijel. 2004. The impact of tropospheric O3 on leaf number duration and tuber yield of the potato (Solanum tuberosum L.) cultivars Bintje and Kardal. Agriculture, Ecosystems and Environment. 104:483-492.

Pleijel, H., H. Danielsson, K. Ojanperä, L. De Temmerman, P. Högy, M. Badiani and P.E. Karlsson. 2004a. Relationships between ozone exposure and yield loss in European wheat and potato – A comparison of concentration- and flux-based exposure indices. Atmospheric Environment. 38:2259-2269.

Pleijel, H., G. Pihl Karlsson and E. Binsell Gerdin. 2004b. On the logarithmic relationship between NO2 concentration and the distance from a highroad. Science of the Total Environment. 332:261-264.

Skärby, L., S. Ottosson, P.E. Karlsson, G. Wallin, G. Selldén, E.L. Medin and H. Pleijel. 2004. Growth of Norway spruce (Picea abies) in relation to different ozone exposure indices: A synthesis. Atmospheric Environment. 38:2225-2236.

Uddling, J., M.S. Günthardt-Goerg, R. Matyssek, E. Oksanen, H. Pleijel, G. Selldén and P.E. Karlsson. 2004a. Biomass reduction of juvenile birch is more strongly related to stomatal uptake of ozone than to indices based on external exposure. Atmospheric Environment. 38:4709-4719.

Uddling, J., H. Pleijel and P.E. Karlsson. 2004b. Measuring and modelling leaf diffusive conductance in juvenile silver birch, Betula pendula. Trees – Structure and Function. 18:686-695.

 

2003

Danielsson, H., G.P. Karlsson, P.E. Karlsson and H. Pleijel. 2003. Ozone uptake modelling and flux-response relationships – An assessment of ozone-induced yield loss in spring wheat. Atmospheric Environment. 37:475-485.

Jägerbrand, A.K., U. Molau and J.M. Alatalo. 2003. Responses of bryophytes to simulated environmental change at Latnjajaure, northern Sweden. Journal of Bryology. 25:163-168.

Karlsson, P.E., J. Uddling, L. Skärby, G. Wallin and G. Selldén. 2003. Impact of ozone on the growth of birch (Betula pendula) saplings. Environmental Pollution. 124:485-495.

Kivimäenpää, M., S. Sutinen, P.E. Karlsson and G. Selldén. 2003. Cell structural changes in the needles of Norway spruce exposed to long-term ozone and drought. Annals of Botany. 92:779-793.

Molau, U. 2003. Two new species of Calceolaria (Scrophulariaceae) from the tropical Andes. Novon. 13:101-103.

Ottosson, S., G. Wallin, L. Skärby, P.E. Karlsson, E.L. Medin, M. Räntfors, H. Pleijel and G. Selldén. 2003. Four years of ozone exposure at high or low phosphorus reduced biomass in Norway spruce. Trees – Structure and Function. 17:299-307.

Persson, K., H. Danielsson, G. Selldén and H. Pleijel. 2003. The effects of tropospheric ozone and elevated carbon dioxide on potato (Solanum tuberosum L. cv. Bintje) growth and yield. Science of the Total Environment. 310:191-201.

Pihl Karlsson, G., P.E. Karlsson, H. Danielsson and H. Pleijel. 2003. Clover as a tool for bioindication of phytotoxic ozone – 5 years of experience from southern Sweden – Consequences for the short-term critical levels. Science of the Total Environment. 301:205-213.

Piikki, K., V. Vorne, K. Ojanperä and H. Pleijel. 2003. Potato tuber sugars, starch and organic acids in relation to ozone exposure. Potato Research. 46:67-79.

Šimunek, J., Van Genuchten, M Th., Jarvis, N. & Gärdenäs A. 2003. Review and comparison of models for describing non-equilibrium and preferential flow and transport in the vadose zone. J. Hydrol. 272, 14-35. doi: 10.1016/S0022-1694(02)00252-4

2002

De Temmerman, L., J. Wolf, J. Colls, M. Bindi, A. Fangmeier, J. Finnan, K. Ojanperä and H. Pleijel. 2002. Effect of climatic conditions on tuber yield (Solanum tuberosum L.) in the European ‘CHIP’ experiments. European Journal of Agronomy. 17:243-255.

Hacour, A., J. Craigon, K. Vandermeiren, K. Ojanperä, H. Pleijel, H. Danielsson, P. Högy, J. Finnan and M. Bindi. 2002. CO2 and ozone effects on canopy development of potato crops across Europe. European Journal of Agronomy. 17:257-272.

Karlsson, P.E., E.L. Medin, G. Selldén, G. Wallin, S. Ottosson, H. Pleijel and L. Skärby. 2002. Impact of ozone and reduced water supply on the biomass accumulation of Norway spruce saplings. Environmental Pollution. 119:237-244.

Pleijel, H., H. Danielsson, K. Vandermeiren, C. Blum, J. Colls and K. Ojanperä. 2002. Stomatal conductance and ozone exposure in relation to potato tuber yield – Results from the European CHIP programme. European Journal of Agronomy. 17:303-317.

Sild, E., H. Pleijel and G. Selldén. 2002. Elevated ozone (O3) alters carbohydrate metabolism during grain filling in wheat (Triticum aestivum L.). Agriculture, Ecosystems and Environment. 92:71-81.

Wallin, G., P.E. Karlsson, G. Selldén, S. Ottosson, E.L. Medin, H. Pleijel and L. Skärby. 2002. Impact of four years exposure to different levels of ozone, phosphorus and drought on chlorophyll, mineral nutrients, and stem volume of Norway spruce, Picea abies. Physiologia Plantarum. 114:192-206.

 

2001

Alatalo, J.M. and U. Molau. 2001. Pollen viability and limitation of seed production in a population of the circumpolar cushion plant, Silene acaulis (Caryophyllaceae). Nordic Journal of Botany. 21:365-372.

Cornelissen, J.H.C., T.V. Callaghan, J.M. Alatalo, A. Michelsen, E. Graglia, A.E. Hartley, D.S. Hik, S.E. Hobbie, M.C. Press, C.H. Robinson, G.H.R. Henry, G.R. Shaver, G.K. Phoenix, D.G. Jones, S. Jonasson, F.S. Chapin Iii, U. Molau, C. Neill, J.A. Lee, J.M. Melillo, B. Sveinbjörnsson and R. Aerts. 2001. Global change and arctic ecosystems: Is lichen decline a function of increases in vascular plant biomass? Journal of Ecology. 89:984-994.

Gelang, J., G. Selldén, S. Younis and H. Pleijel. 2001. Effects of ozone on biomass, non-structural carbohydrates and nitrogen in spring wheat with artificially manipulated source/sink ratio. Environmental and Experimental Botany. 46:155-169.

Kivimäenpää, M., S. Sutinen, E.L. Medin, P.E. Karlsson and G. Selldén. 2001. Diurnal changes in microscopic structures of mesophyll cells of Norway spruce, Picea abies (L.) Karst., and the effects of ozone and drought. Annals of Botany. 88:119-130.

Kudo, G., U. Molau and N. Wada. 2001. Leaf-trait variation of tundra plants along a climatic gradient: An integration of responses in evergreen and deciduous species. Arctic, Antarctic, and Alpine Research. 33:181-190.

Larsson, E.L. and U. Molau. 2001. Snowbeds trapping seed rain – A comparison of methods. Nordic Journal of Botany. 21:385-392.

Wallin, G., S. Linder, A. Lindroth, M. Räntfors, S. Flemberg and A. Grelle. 2001. Carbon dioxide exchange in Norway spruce at the shoot, tree and ecosystem scale. Tree Physiology. 21:969-976.

 

2000

Gärdenäs A. I. 2000. Soil respiration fluxes measured along a hydrological transect in a Norway spruce stand in south Sweden (Skogaby). Plant & Soil 221, 273-280. doi: 10.1023/A:1004765118967

Gelang, J., H. Pleijel, E. Sild, H. Danielsson, S. Younis and G. Sellden. 2000. Rate and duration of grain filling in relation to flag leaf senescence and grain yield in spring wheat (Triticum aestivum) exposed to different concentrations of ozone. Physiologia Plantarum. 110:366-375.

Karlsson, P.E., H. Pleijel, G. Pihl Karlsson, E.L. Medin and L. Skärby. 2000. Simulations of stomatal conductance and ozone uptake to Norway spruce saplings in open-top chambers. Environmental Pollution. 109:443-451.

Molau, U. and E.L. Larsson. 2000. Seed rain and seed bank along an alpine altitudinal gradient in Swedish Lapland. Canadian Journal of Botany. 78:728-747.

Pleijel, H., H. Danielsson, G.P. Karlsson, J. Gelang, P.E. Karlsson and G. Selldén. 2000a. An ozone flux-response relationship for wheat. Environmental Pollution. 109:453-462.

Pleijel, H., J. Gelang, E. Sild, H. Danielsson, S. Younis, P.E. Karlsson, G. Wallin, L. Skärby and G. Selldén. 2000b. Effects of elevated carbon dioxide, ozone and water availability on spring wheat growth and yield. Physiologia Plantarum. 108:61-70.

Soja, G., J.D. Barnes, M. Posch, K. Vandermeiren, H. Pleijel and G. Mills. 2000. Phenological weighting of ozone exposures in the calculation of critical levels for wheat, bean and plantain. Environmental Pollution. 109:517-524.

 

Past Century

Alatalo, J.M. and U. Molau. 1995. Effect of altitude on the sex ratio in populations of Silene acaulis (Caryophyllaceae). Nordic Journal of Botany. 15:251-256.

Arft, A.M., M.D. Walker, J. Gurevitch, J.M. Alatalo, M.S. Bret-Harte, M. Dale, M. Diemer, F. Gugerli, G.H.R. Henry, M.H. Jones, R.D. Hollister, I.S. Jónsdóttir, K. Laine, E. Lévesque, G.M. Marion, U. Molau, P. MØlgaard, U. Nordenhäll, V. Raszhivin, C.H. Robinson, G. Starr, A. Stenström, M. Stenström, Ø. Totland, P.L. Turner, L.J. Walker, P.J. Webber, J.M. Welker and P.A. Wookey. 1999. Responses of Tundra plants to experimental warming: Meta-analysis of the International Tundra Experiment. Ecological Monographs. 69:491-511.

Berg, B., Calvo de Anta, R., Escudero, A., Gärdenäs A., Johansson, M.-B., Laskowski, R., Madeira, M., Mälkönen, E., McClaugherty, C., Meentemeyer, V. & Virzo De Santo. A. 1995. The chemical composition of newly shed needle litter of Scots pine and some other pine species in a climatic transect. Longterm decomposition in a Scots pine forest x. Canadian J. of Botany 73, 1423-1435. doi: 10.1139/b95-155

Bergman, P., U. Molau and B. Holmgren. 1996. Micrometeorological impacts on insect activity and plant reproductive success in an alpine environment, Swedish Lapland. Arctic and Alpine Research. 28:196-202.

Blanck, H., G. Wallin and S.A. Wangberg. 1984. Species-dependent variation in algal sensitivity to chemical compounds. Ecotoxicology and Environmental Safety. 8:339-351.

Bolliger, M. and U. Molau. 1992. Nothobartsia, a new genus of Scrophulariaceae from southwest Europe. Plant Systematics and Evolution. 179:59-71.

Carlsson, A.S., G. Wallin and A.S. Sandelius. 1996. Species- and age-dependent sensitivity to ozone in young plants of pea, wheat and spinach: Effects on acyl lipid and pigment content and metabolism. Physiologia Plantarum. 98:271-280.

Cronberg, N., U. Molau and M. Sonesson. 1997. Genetic variation in the clonal bryophyte Hylocomium splendens at hierarchical geographical scales in Scandinavia. Heredity. 78:293-301.

Dahl, A. 1999. Competence and subsidiarity perspectives in EU climate change policy: From harmonisation to differentiation? Energy and Environment. 10:333-352.

Dahl, Å. and S.O. Strandhede. 1996. Predicting the intensity of the birch pollen season. Aerobiologia. 12:97-106.

Dahl, Å., S.O. Strandhede and J.Å. Wihl. 1999. Ragweed – An allergy risk in Sweden? Aerobiologia. 15:293-297.

Dahl, Å.E. 1989. Taxonomic and morphological studies in Hypecoum sect. Hypecoum (Papaveraceae). Plant Systematics and Evolution. 163:227-280.

Dahl, Å.E. and M. Fredrikson. 1996. The timetable for development of maternal tissues sets the stage for male genomic selection in Betula pendula (Betulaceae). American Journal of Botany. 83:895-902.

Dahl, Å.E., A.b. Wassgren and G. BergstrÖm. 1990. Floral scents in Hypecoum sect. Hypecoum (Papaveraceae): Chemical composition and relevance to taxonomy and mating system. Biochemical Systematics and Ecology. 18:157-168.

Danielsson, H., J. Gelang and H. Pleijel. 1999. Ozone sensitivity, growth and flower development in Phleum genotypes of different geographic origin in the Nordic countries. Environmental and Experimental Botany. 42:41-49.

Eckersten, H., Gärdenäs A. and Jansson, P.-E. 1995. Modelling seasonal nitrogen, carbon, water and heat dynamics of the Solling spruce stand. Ecological Modelling 83, 119-129. doi: 10.1016/0304-3800(95)00091-9

Eriksen, B., U. Molau and M. Svensson. 1993. Reproductive strategies in two Arctic Pedicularis species (Scrophulariaceae). Ecography. 16:154-166.

Ewert, F. and H. Pleijel. 1999. Phenological development, leaf emergence, tillering and leaf area index, and duration of spring wheat across Europe in response to CO2 and ozone. European Journal of Agronomy. 10:171-184.

Henry, G.H.R. and U. Molau. 1997. Tundra plants and climate change: The international tundra experiment (ITEX). Global Change Biology. 3:1-9.

Gärdenäs A. 1998. Soil organic matter in European forest floor in relation to stand characteristics and environmental factors. Scandinavian J. of Forest Research 13, 274-283. doi: 10.1080/02827589809382985

Gärdenäs A. & Jansson, P-E. 1995. Simulated water balance of Scots Pine for different climate change scenarios. Journal of Hydrology 166, 107 – 125. doi: 10.1016/0022-1694(94)02594-2

Iritz, Z., Lindroth, A. & A. Gärdenäs, 1997. Open ventilated chamber system for measurements of H2O and CO2 fluxes from soil surface. Soil Technology 10, 169-184. doi: 10.1016/S0933-3630(96)00136-5

Karlsson, G.P., H. Pleijel, E. Sild, H. Danielsson, G. Sellden, L. Ericson and L. Skarby. 1995a. Clover Sweden – A national three-year study of the effects of tropospheric ozone on Trifolium subterraneum, L. Water, Air, and Soil Pollution. 85:1503-1508.

Karlsson, G.P., G. Sellden, L. Skarby and H. Pleijel. 1995b. Clover as an indicator plant for phytotoxic ozone concentrations: Visible injury in relation to species, leaf age and exposure dynamics. New Phytologist. 129:355-365.

Karlsson, P.E. and S.M. Assmann. 1990. Rapid and specific modulation of stomatal conductance by blue light in Ivy (Hedera helix): An approach to assess the stomatal limitation of carbon assimilation. Plant Physiology. 94:440-447.

Karlsson, P.E., E.L. Medin, G. Wallin, G. Selldén and L. Skärby. 1997. Effects of ozone and drought stress on the physiology and growth of two clones of Norway spruce (Picea abies). New Phytologist. 136:265-275.

Karlsson, P.E., E.L. Medin, H. Wickstrom, G. Sellden, G. Wallin, S. Ottosson and L. Skarby. 1995c. Ozone and drought stress – Interactive effects on the growth and physiology of Norway spruce (Picea abies (L.) Karst.). Water, Air, and Soil Pollution. 85:1325-1330.

Kudo, G. and U. Molau. 1999. Variations in reproductive traits at inflorescence and flower levels of an arctic legume, Astragalus alpinus L.: Comparisons between a subalpine and an alpine population. Plant Species Biology. 14:181-191.

Kudo, G., U. Nordenhäll and U. Molau. 1999. Effects of snowmelt timing on leaf traits, leaf production, and shoot growth of alpine plants: Comparisons along a snowmelt gradient in northern Sweden. Ecoscience. 6:439-450.

Jansson, P-E., A. Reurslag. 1992. Climatic influence on litter decomposition: methods and some results of a NW-European transect. In: Teller, A., Mathy, P. & Jefferes, J.N.R. Responses of Forest Ecosystems to Environmental Changes. 351-358. doi: 10.1007/978-94-011-2866-7_31.

Lindgaard Hansen, J.E. and U. Molau. 1994. Pollination biology, mating system, and seed set in a Danish population of Saxifraga granulata. Nordic Journal of Botany. 14:257-268.

Marion, G.M., G.H.R. Henry, D.W. Freckman, J. Johnstone, G. Jones, M.H. Jones, E. Lévesque, U. Molau, P. Mølgaard, A.N. Parsons, J. Svoboda and R.A. Virginia. 1997. Open-top designs for manipulating field temperature in high-latitude ecosystems. Global Change Biology. 3:20-32.

Molau, U. 1991. Gender variation in Bartsia alpina (Scrophulariaceae), a subarctic perennial hermaphrodite. American Journal of Botany. 78:326-339.

Molau, U. 1992. On the occurrence of sexual reproduction in Saxifraga cernua and S. foliolosa (Saxifragaceae). Nordic Journal of Botany. 12:197-203.

Molau, U. 1993a. Phenology and reproductive ecology in six subalpine species of Rhinanthoideae (Scrophulariaceae). Opera Botanica. 121:7-17.

Molau, U. 1993b. Relationships between flowering phenology and life history strategies in tundra plants. Arctic and Alpine Research. 25:391-402.

Molau, U. 1993c. Reproductive ecology of the three Nordic Pinguicula species (Lentibulariaceae). Nordic Journal of Botany. 13:149-157.

Molau, U. 1996. Climatic impacts on flowering, growth, and vigour in an arctic-alpine cushion plant, Diapensia lapponica, under different snow cover regimes. Plant ecology in the Subarctic Swedish Lapland:210-219.

Molau, U. 1997a. Age-related growth and reproduction in Diapensia lapponica, an arctic-alpine cushion plant. Nordic Journal of Botany. 17:225-234.

Molau, U. 1997b. Responses to natural climatic variation and experimental warming in two tundra plant species with contrasting life forms: Cassiope tetragona and Ranunculus nivalis. Global Change Biology. 3:97-107.

Molau, U. and J.M. Alatato. 1998. Responses of subarctic-alpine plant communities to simulated environmental change: Biodiversity of bryophytes, lichens, and vascular plants. Ambio. 27:322-329.

Molau, U., T. Alerstam, K. Danell, B. Eriksen and W. Granéli. 1999a. Tundra Northwest 1999: A collaborative challenge in the Arctic. Ambio. 28:287-291.

Molau, U., M. Carlsson, A. Dahlberg and O. Hill. 1989a. Mating system and pollen-mediated gene flow in Bartsia alpina. Oikos. 55:409-419.

Molau, U., T.R. Christensen, B. Forbes, J.I. Holten, G.W. Kling and G.L. Vourlitis. 1999b. Climate change effects on northern terrestrial and freshwater ecosystems: Current status assessment. Chemosphere – Global Change Science. 1:493-495.

Molau, U., B. Eriksen and J.T. Knudsen. 1989b. Predispersal seed predation in Bartsia alpina. Oecologia. 81:181-185.

Molau, U. and H.C. Prentice. 1992. Reproductive system and population structure in three arctic Saxifraga species. Journal of Ecology. 80:149-161.

Molau, U. and G.R. Shaver. 1997. Controls on seed production and seed germinability in Eriophorum vaginatum. Global Change Biology. 3:80-88.

Pleijel, H. 1997. Afro-alpine flora on Kilimanjaro – The highest mountain of Africa. Afro-alpin flora på Kilimanjaro, Afrikas högsta berg text och foto. 91:129-138.

Pleijel, H. 1998. A suggestion of a simple transfer function for the use of ozone monitoring data in dose-response relationships obtained using open-top chambers. Water, Air, and Soil Pollution. 102:61-74.

Pleijel, H., A. Ahlfors, L. Skärby, G. Pihl, G. Selldén and Å. Sjödin. 1994a. Effects of air pollutant emissions from a rural motorway on Petunia and Trifolium. Science of the Total Environment. 146-147:117-123.

Pleijel, H. and H. Danielsson. 1997. Growth of 27 herbs and grasses in relation to ozone exposure and plant strategy. New Phytologist. 135:361-367.

Pleijel, H., H. Danielsson, J. Gelang, E. Sild and G. Selldén. 1998a. Growth stage dependence of the grain yield response to ozone in spring wheat (Triticum aestivum L.). Agriculture, Ecosystems and Environment. 70:61-68.

Pleijel, H., S. Hultengren and A. Bohlin. 1997a. Rural, southern and oceanic plants in the cliffs of Halleberg and Hunneberg, SW Sweden. Kulturgyhnadeg, sydliga och oceaniska växter i Halle- och Hunnebergs branter. 91:561-572.

Pleijel, H., G.P. Karlsson, H. Danielsson and G. Sellden. 1995a. Surface wetness enhances ozone deposition to a pasture canopy. Atmospheric Environment. 29:3391-3393.

Pleijel, H., L. Mortensen, J. Fuhrer, K. Ojanperä and H. Danielsson. 1999a. Grain protein accumulation in relation to grain yield of spring wheat (Triticum aestivum L.) grown in open-top chambers with different concentrations of ozone, carbon dioxide and water availability. Agriculture, Ecosystems and Environment. 72:265-270.

Pleijel, H., P.A. Norberg, G. Selldén and L. Skärby. 1999b. Tropospheric ozone decreases biomass production in radish plants (Raphanus sativus) grown in rural south-west Sweden. Environmental Pollution. 106:143-147.

Pleijel, H., K. Ojanperä, H. Danielsson, E. Sild, J. Gelang, G. Wallin, L. Skärby and G. Selldén. 1997b. Effects of Ozone on Leaf Senescence in Spring Wheat – Possible Consequences for Grain Yield. Phyton – Annales Rei Botanicae. 37:227-232.

Pleijel, H., K. Ojanperä and L. Mortensen. 1997c. Effects of Tropospheric Ozone on the Yield and Grain Protein Content of Spring Wheat (Triticum aestivum L.) in the Nordic Countries. Acta Agriculturae Scandinavica – Section B Soil and Plant Science. 47:20-25.

Pleijel, H., G. Pihl Karlsson, E. Sild, H. Danielsson, L. Skärby and G. Selldén. 1996a. Exposure of a grass-clover mixture to ozone in open-top chambers – Effects on yield, quality and botanical composition. Agriculture, Ecosystems and Environment. 59:55-62.

Pleijel, H., J. Sild, H. Danielsson and L. Klemedtsson. 1998b. Nitrous oxide emissions from a wheat field in response to elevated carbon dioxide concentration and open-top chamber enclosure. Environmental Pollution. 102:167-171.

Pleijel, H., L. Skärby, K. Ojanperä and G. Selldén. 1992. Yield and quality of spring barley, Hordeum vulgare L., exposed to different concentrations of ozone in open-top chambers. Agriculture, Ecosystems and Environment. 38:21-29.

Pleijel, H., L. Skärby, K. Ojanperä and G. Selldén. 1994b. Exposure of oats, Avena sativa L., to filtered and unfiltered air in open-top chambers: Effects on grain yield and quality. Environmental Pollution. 86:129-134.

Pleijel, H., L. Skarby, G. Wallin and G. Sellden. 1991. Yield and grain quality of spring wheat (Triticum aestivum L., cv. Drabant) exposed to different concentrations of ozone in open-top chambers. Environmental Pollution. 69:151-168.

Pleijel, H., L. Skarby, G. Wallin and G. Sellden. 1995b. A process-oriented explanation of the nonlinear relationship between grain yield of wheat and ozone exposure. New Phytologist. 131:241-246.

Pleijel, H., G. Wallin, P. Karlsson, L. Skraby and G. Sellden. 1995c. Gradients of ozone at a forest site and over a field crop – Consequences for the AOT40 concept of critical level. Water, Air, and Soil Pollution. 85:2033-2038.

Pleijel, H., G. Wallin, P.E. Karlsson and L. Skärby. 1996b. Ozone gradients in a spruce forest stand in relation to wind speed and time of the day. Atmospheric Environment. 30:4077-4084.

Pleijel, H., G. Wallin, P.E. Karlsson, L. Skarby and G. Sellden. 1994c. Ozone deposition to an oat crop (Avena sativa L.) grown in open-top chambers and in the ambient air. Atmospheric Environment. 28:1971-1979.

Sandelius, A.S., K. Naslund, A.S. Carlsson, H. Pleijel and G. Sellden. 1995. Exposure of spring wheat (Triticum aestivum) to ozone in open-top chambers. Effects on acyl lipid composition and chlorophyll content of flag leaves. New Phytologist. 131:231-239.

Sellden, G. and H. Pleijel. 1995. Photochemical oxidant effects on vegetation – Response in relation to plant strategy. Water, Air, and Soil Pollution. 85:111-122.

Sild, E., H. Pleijel and G. Selldén. 1999a. Response of subterranean clover (Trifolium subterraneum) to ozone in relation to plant age and light conditions during exposure. New Phytologist. 143:315-321.

Sild, E., S. Younis, H. Pleijel and G. Selldén. 1999b. Effect of CO2 enrichment on non-structural carbohydrates in leaves, stems and ears of spring wheat. Physiologia Plantarum. 107:60-67.

Sonesson, M. and U. Molau. 1998. The Caledonian Mountains, Northern Europe, and their changing ecosystems. Pirineos:111-130.

Stenstrom, M. and U. Molau. 1992. Reproductive ecology of Saxifraga oppositifolia: phenology, mating system, and reproductive success. Arctic & Alpine Research. 24:337-343.

Sutinen, S., G. Wallin, P.E. Karlsson, L. Skärby and G. Selldén. 1998. Cell ultrastructure of needles from saplings of Norway spruce, Picea abies (L) Karst., exposed to ozone and low phosphorus supply in open-top chambers. Chemosphere. 36:691-696.

Wallin, G. and L. Skärby. 1992. The influence of ozone on the stomatal and non-stomatal limitation of photosynthesis in Norway spruce, Picea abies (L.) Karst, exposed to soil moisture deficit. Trees. 6:128-136.

Welker, J.M., U. Molau, A.N. Parsons, C.H. Robinson and P.A. Wookey. 1997. Responses of Dryas octopetala to ITEX environmental manipulations: A synthesis with circumpolar comparisons. Global Change Biology. 3:61-73.

 

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