TY - Generic T1 - Quantifying the impact of current and future tropospheric ozone on tree biomass, growth, physiology and biochemistry: a quantitative meta-analysis. Y1 - 2009 A1 - Wittig, V.E. A1 - Ainsworth, E.A. A1 - Naidu, S.L. A1 - Karnosky, D.F. A1 - Long, S.P. JF - Global Change Biology VL - 15 ER - TY - Generic T1 - Physiological response of three species of Sphagnum to ozone Y1 - 1992 A1 - Gagnon, Z.E. A1 - Karnosky, D.F. JF - Journal Bryology VL - 17 ER -