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

Feeling a little stuck with your landscape ... A snow-covered pine forest in the heart of winter conveys a sense of calm and ...

Tired of trimming every tree in ... Mountain white pine, limber pines are native to the Rocky Mountains in the western U.S. and Canada. They've been an important part of that landscape for years ...

Its distribution reaches south through the Great Lakes states and in the Appalachian Mountains into northern Georgia as well as east along the Atlantic seaboard. For full article with additional ...

Though the tree appeared to be thriving ... Unlike other organisms that have been ravaging the American landscape—Asian carp, kudzu—the mountain pine beetle isn’t an immigrant.

It’s also important to protect the places on the landscape where the tree is managing to survive ... “The whitebark pine is just one of the many species being pushed off the tops of mountains by ...

A professor's casual hike in the High Sierra turned into a new elevation record for California's highest tree, the Jeffrey pine, which wasn't formerly known to grow at extreme elevations.

The USC professor looked down at his feet, the ground thick with years of fallen pine straw ... it's also an unforgiving landscape. Plants and trees must be hardy enough to survive droughts ...

Mountain Pine Beetles are native to Colorado, and Till said the recent population increase may be due to increased stress on trees. He added those stressors can be anything from fires to lack of ...

And the prevalence of these types of trees in South Carolina is partly to blame for the seasonal allergies plaguing locals right now.  South Carolina sits on the edge — in several meanings of the ...