From valley bottoms all the way to the tree line, nearly every single pine has been killed by an enemy smaller than a thumbtack: the mountain pine beetle. Tour British Columbia, and the scale of ...

Over the past decade the Mountain Pine Beetle (Dendrocthonus ponderosae) has killed millions of pine trees from New Mexico to the Yukon Territory, as a result of an unprecedented explosion in their ...

RAPID CITY, S.D. (KOTA) - Mountain Pine Beetles damaged hundreds of thousands of acres of forest in the Black Hills over a 20 ...

The melting of glaciers in the Rocky Mountains led to a remarkable discovery: a 5,900-year-old whitebark pine forest, including more than 30 dead trees that were entombed in ice for millennia.

The recent fire in Israel’s Carmel Mountains has cast a spotlight ... of the Sea of Galilee to date palms in the desert to pine and oak trees in the North — many of which were destroyed ...

The tree is primarily threatened by an introduced fungal pathogen known as white pine blister rust. It is increasingly threatened by climate change, which is leading to increased fires and mountain ...

Climate change poses a particular risk to pine trees growing in dry areas, a new University of Eastern Finland study conducted in an urban recreational forest in Helsinki shows. Tree mortality has ...