Even in the absence of bark beetle outbreaks and wildfire, trees in Colorado subalpine forests are dying at increasing rates from warmer and drier summer conditions, found recent University of ...

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, ...

A tagged subalpine fir tree, one of more than 5,000 marked trees monitored as part of this 37-year-long study in the Colorado subalpine forest on Niwot Ridge, west of Boulder. Disclaimer: AAAS and ...

Forests around the world are undergoing rapid changes due to changing climate and increasing physiological stress, but forest response to climate at the ecosystem scale can be highly variable due to ...

Lush, sprawling forests, trails littered with cones and the clean, waxy smell of evergreens in the crisp morning air: Colorado. This state is known for its towering lodgepole pines, pale blue spruces ...

Observers who are noticing dying conifer trees around the Roaring Fork River watershed can blame the Douglas-fir beetle. The valley has avoided many of the insect infestations that have decimated ...

I have been to Ouray, Colo., many times, but this summer the view was distressing. The town of Ouray is at the base of Red Mountain Pass, and directly above the town is the aptly named Amphitheater ...

Even in the absence of bark beetle outbreaks and wildfire, trees in Colorado subalpine forests are dying at increasing rates from warmer and drier summer conditions, found recent research. Even in the ...