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Region: geonameric

Forest composition case study in North America
Current and projected Ranges of Beech Trees in the US. A warmer climate may have significant effect on the forests. Decidous forests will probably move northwards and to higher altitudes, replacing coniferous forests in...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Human Impact - North America
Most areas of North America that have any economic significance - for agriculture, habitation or siliviculture has been converted and modifiedf for human use. Areas with lower degrees of disturbance and fragmentation are...
13 Sep 2006 - by Torstein Olsen and Einar Lieng, Statens Kartverk (for UNEP/GRID-Arendal)
USA emissions of greenhouse gases (CO2, CH4, N2O) 1990 and 2010 projections
Emissions from human activities, and primarily fossil fuels, contribute to climate change, global warming and the greenhouse effect. This is primarily from industry, energy, transportation and related sectors. Please not...
12 Feb 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal