Ponderosa pine trees are widespread in western and southwestern units of the National Park System. These trees with their red ...

Ponderosa pine forests in the Sierra Nevada that were wiped out by western pine beetles during the 2012-2015 megadrought won't recover to pre-drought densities, reducing an important storehouse ...

Ponderosa pine trees are one of the most ubiquitous conifer species in western North America, extending from southern British Columbia all the way down to northern Mexico. In the American ...

In 1996, a group of researchers from NAU's Ecological Research Institute (ERI) embarked on an ambitious mission to study restoration across 5,224 acres of dense ponderosa pine forests on the ...

On April 1, activists from the group Pacific Northwest Forest Defense ascended into the uppermost branches of an approximately 150-foot-tall ponderosa pine in southern Oregon. Nearby, they said ...