Thirst felling West’s aspen

Thirst felling West’s aspen

Cortez native’s Stanford research pinpoints cause of sudden decline
William Anderegg ventures into the aspen canopyto make measurements on tree photosynthesisoutside Mancos in 2009.
William Anderegg measures root health in an aspen clone near Mancos inMay.
Sudden aspen decline, or SAD, has affected this group of dead and dying aspens near Dolores, seen in August.
William Anderegg chisels into an aspen tree to measure carbohydrate stores in May near Mancos.

Thirst felling West’s aspen

William Anderegg ventures into the aspen canopyto make measurements on tree photosynthesisoutside Mancos in 2009.
William Anderegg measures root health in an aspen clone near Mancos inMay.
Sudden aspen decline, or SAD, has affected this group of dead and dying aspens near Dolores, seen in August.
William Anderegg chisels into an aspen tree to measure carbohydrate stores in May near Mancos.
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