خيارات البحث
النتائج 1 - 3 من 3
The carbon budget of Canadian forests: A sensitivity analysis of changes in disturbance regimes, growth rates, and decomposition rates.
1994
Kurz W.A. | Apps M.J.
Forest fire emissions in Portugal: a contribution to global warming?
1994
Miranda, A.I. | Coutinho, M. | Borrego, C. (Department of Environment, University of Aveiro, 3800 Aveiro (Portugal))
Direct and Indirect effects and the Long-term Risks of Air Pollution on Forest Ecosystems in the Mediterranean Region
1993
Innes, J.L. (Swiss Federal Institute for Forest, Snow and Landscape Research, Birmensdorf (Switzerland))
Most concern about the effects air pollution has been directed towards central and northern Europe, although considerable damage has been attributed to air pollution in the Mediterranean countries. The damage is mostly in the vicinity of point sources and can usually be related to specific pollutants such as sulphur dioxide and hydrogen fluoride.
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