Increasing drought threatens almost all US forests

Forests nationwide are feeling the heat from increasing drought and climate change, according to a new study by scientists from 14 research institutions. 

"Over the last two decades, warming temperatures and variable precipitation have increased the severity of forest droughts across much of the continental United States," said James Clark, lead author of the study and an environmental scientist at Duke University.

http://phys.org/news/2016-02-drought-threatens-forests.html#jCp