Death is making the neighborhood begin to look a little shabby. Pinyon pine trees in south central Idaho, particularly in and around City of Rocks National Reserve are dying in noticeable numbers.

Creeping climate change in the Southwest appears to be having a negative effect on pinyon pine reproduction, a finding with implications for wildlife species sharing the same woodland ecosystems, says ...

Piñon pine trees: They’re just like us. New research from Los Alamos National Laboratory indicates a stress-free piñon might be able to better face the challenges of its day — namely, drought. “It ...

Pinyon-juniper woodlands are a common sight in much of Utah. But pinyon trees are declining, while junipers are expanding.

ALMO, Idaho — The superintendent of the City of Rocks National Reserve in southern Idaho says more and more of the few pinyon pines that live in the reserve are dying, spurring investigations to try ...

Despite the political tug-of-war over two majestic buttes, this corner of Utah is hallowed ground to the tribes and pueblos ...

This story originally appeared on Undark and is part of the Climate Desk collaboration. A nasal, laughing bird call echoed through the Ortiz Mountains in northern New Mexico this September. A couple ...

Trees are the most successful, long-lived forms of vegetation on our planet. Some are tall like the redwoods or massive like sequoias while others are exceptional water conservationists. Pinyon pines ...

A new study of die-off of aspens in Colo. identified a three-year drought. Feb. 16, 2013— -- Over the past decade, researchers have documented the increased vulnerability of large stands of a ...