Air pollution and global change : a double challenge to forest ecosystems / D.F. Karnosky ... [et al.] -- What is the role of demographic factors in air pollution and forests? / D.S. Shriner, D.F. Karnosky -- Changing atmospheric carbon dioxide : a threat or benefit? / D.F. Karnosky ... [et al.] -- Tropospheric ozone : a continuing threat to global forests? / K.E. Percy, A.H. Legge, S.V. Krupa -- Regional scale risk assessment of ozone and forests / G. Gerosa, A. Ballarin-Denti -- Limitations and perspectives about scaling ozone impacts in trees / T.E. Kolb, R. Matyssek -- Simulating the growth response of aspen to elevated ozone : a mechanistic approach from leaf-level photosynthesis to complex architecture / M.J. Martin ... [et al.] -- Ozone affects the fitness of trembling aspen / D.F. Karnosky ... [et al.] -- Responses of Aleppo pine to ozone / R. Alonso ... [et al.] -- Ozone affects Scots pine phenology and growth / S. Manninen ... [et al.] -- Ozone affects leaf surface-pest interactions / K.E. Percy ... [et al.] -- Ultrastructural response of a Mediterranean shrub species to O b3 s / F. Bussotti ... [et al.] -- Ozone injury symptoms on vegetation in an Alpine valley, North Italy / F. Bussotti ... [et al.] -- Forest growth and critical air pollutant loads in Scandinavia / C. Nellemann ... [et al.] -- Norway spruce mortality and critical air pollutant loads / M.G. Thomsen, C. Nellemann -- Beech foliar chemical composition : a bioindicator of air pollution stress / G. Amores, J.M. Santamarâia -- Atmospheric contamination of a national forest near a copper smelter in Northern Michigan / W. Beer, E. Jepsen, J. Roth -- Mycorrhizal community structure of Scots pine trees influenced by emissions from aluminum smelter / M. Rudawska ... [et al.] -- Responses of forests in the eastern US to air pollution and climate change / R.A. Mickler ... [et al.] -- An intensive monitoring study of air pollution stress in a beech forest in Spain / J.M. Santamarâia ... [et al.] -- Effects of elevated carbon dioxide and acidic rain on the growth of holm oak / E. Paoletti, F. Manes -- Effects of elevated CO b2 s and O b3 s on aspen clones of varying O b3 s sensitivity : can CO b2 s ameliorate the harmful effects of O b3 s? / B.A. Wustman ... [et al.] -- Growth responses of aspen clones to elevated carbon dioxide and ozone / J.G. Isebrands -- State of science and gaps in our knowledge in relation to air pollution / M. Ferretti ... [et al.] -- Air pollution and global change impacts on forest ecosystems : monitoring and research needs / D.F. Karnosky ... [et al.].