Scientist finds Jeffrey pine trees at record mountain heights, suggesting climate-driven shifts in Sierra Nevada.

A UC Davis professor's pleasure hike in the High Sierra turned into a new elevation record for California's highest tree, the ...

The Menominee Nation planted eastern white pine trees in Milwaukee as a symbol of peace and unity. The trees were planted as part of a week of events for Earth Week and Arbor Day. The Menominee ...

Jeffrey pine trees are tolerant of both cold and drought ... artificial intelligence platform, satellite or remote sensing technology. "People aren't marching to the tops of the mountains to ...