From Bryan Walsh and TIME | Tuesday, Apr. 14, 2009
In a new study published April 13 in the Proceedings of the National Academy of Sciences (PNAS)…
It’s the first study to isolate the specific impact of temperature on tree mortality during drought — and it indicates that in a warmer world trees are likely to be significantly more vulnerable to the threat of drought than they are today. “This raises some fundamental questions about how climate change is going to affect forests,” says David Breshears, a professor at UA’s School of Natural Resources and a co-author of the PNAS paper. “The potential for lots of forest die-off is really there.”
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