News tagged with tree mortality

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Climate change blamed for dead trees in Africa

Trees are dying in the Sahel, a region in Africa south of the Sahara Desert, and human-caused climate change is to blame, according to a new study led by a scientist at the University of California, Berkeley.

dateDec 12, 2011 in Environment
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Tree deaths have doubled across the western US

( -- A new study led by the U.S. Geological Survey and involving the University of Colorado at Boulder indicates tree deaths in the West's old-growth forests have more than doubled in recent decades, likely from ...

dateJan 22, 2009 in Environment
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