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Thursday, February 22, 2018

Drier conditions could doom Rocky Mountain spruce and fir trees

http://ift.tt/eA8V8J Drier summers and a decline in average snowpack over the past 40 years have severely hampered the establishment of two foundational tree species in subalpine regions of Colorado's Front Range, suggesting that climate warming is already taking a toll on forest health in some areas of the southern Rocky Mountains.

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