Global climate change: atmospheric CO2 enrichment, global warming and stratospheric ozone depletion. 1. Responses of terrestrial Antarctic ecosystems to climate change; P. Convey, R. Lewis Smith.- Atmospheric CO2 enrichment. 2. Vascular plant responses to elevated CO2 in a temperate lowland Sphagnum peatland; R. Milla et al.- 3. Moss responses to elevated CO2 and variation in hydrology in a temperate lowland peatland; S. Toet et al.- 4. From transient to steady-state response of ecosystems to atmospheric CO2-enrichment and global climate change: conceptual challenges and need for an integrated approach; L. Rustad.- 5. Plant performance in a warmer world: general responses of plants from cold, northern biomes and the importance of winter and spring events; R. Aerts et al.- Global warming. 6. Stable isotope ratios as a tool for assessing changes in carbon and nutrient sources in Antarctic terrestrial ecosystems; A. Huiskes et al.- 7. Upscaling regional emissions of greenhouse gases from rice cultivation: methods and sources of uncertainty; P. Verburg et al.- Stratospheric ozone depletion. 8. Effects of enhanced UV-B radiation on nitrogen fixation in arctic ecosystems; B. Solheim et al.- 9. Stratospheric ozone depletion: high arctic tundra plant growth on Svalbard is not affected by enhanced UV-B after 7 years of UV-B supplementation in the field; J. Rozema et al.- 10. Outdoor studies on the effects of solar UV-B on bryophytes: overview and methodology; P. Boelen et al.- Reconstruction of Past Climates using plant derived proxies. 11. A vegetation, climate and environment reconstruction based on palynological analyses of high arctic tundra peat cores (5000-6000 years BP) from Svalbard; J. Rozema et al.- 12. Physiognomic and chemical characters in wood as Palaeoclimate proxies; I. Poole, P. van Bergen.- 13. The occurrence of p-coumaric acid and ferulic acid in fossil plant materials and their use as UV-proxy; P. Blokker et al.- 14. Biomacromolecules of algae and plants and their fossil analogues; J. de Leeuw et al.-