@article {1480,
	title = {Quantifying the impact of current and future tropospheric ozone on tree biomass, growth, physiology and biochemistry: a quantitative meta-analysis.},
	volume = {15},
	year = {2009},
	pages = {396-424},
	author = {Wittig, V.E. and Ainsworth, E.A. and Naidu, S.L. and Karnosky, D.F. and Long, S.P.}
}
