The genus Pinus is the largest group of conifers, and it is made up of pine trees. There are nearly 90 species of pine trees found throughout the globe, many of which have value for lumber, pulp, ...

There are few trees so universally beloved as the conifer. In winter, they’re a classic, enchanting image as their branches ...

Climate change, hungry beetles and disease are threatening the survival of a high-elevation pine tree that’s a key source of food for grizzly bears and found across the Western United States, federal ...

Whitebark pine is a threatened tree species that provides ecological and cultural value across its range in the U.S. West and Canada. Scientists have sequenced its genome, presenting new opportunities ...

For months, foresters and researchers have been investigating reports of ailing pine trees in Arkansas. New diagnostic lab results help tell part of the story, but researchers are continuing to ...