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Climate Action
Report 2002
The United States of America's Third National
Communication Under the United Nations Framework Convention on
Climate Change
Chapter 6: Impacts and Adaptation
May 2002
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FIGURE 6-6 Potential Effects of Projected
Climate Change on Ecosystem Distribution
Both the Hadley and the Canadian models
project increasing wintertime precipitation in the U.S. Southwest toward the end
of the 21st century and a conversion of desert ecosystems to shrub and grassland
ecosystems.
Source: R.P. Neilson, USDA Forest Service,
Corvallis, Oregon, as presented in NAST 2000.
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