Mountain pine tree that feeds grizzlies is threatened by climate change, beetles Whitebark pine trees are expected to be added as a threatened species under the Endangered Species Act.

BILLINGS, Mont. (AP) — Climate change, voracious beetles and disease are imperiling the long-term survival of a high-elevation pine tree that’s a key source of food for some grizzly bears and ...

The whitebark pine is a hardy tree that grows in an area stretching from British Columbia, Canada south to parts of California and east to Montana. It's a keystone species in its subalpine and ...

The mountain pine beetles have rebuilt their numbers amid dry and warm weather. Skip to content. News; ... tree-chewing pest could be making a comeback in Colorado. By Sam Brasch · Apr. 2, 2025 ...

The pine wilt nematode. Credit: USDA Forest Service Region 2, Rocky Mountain Region Archive, Bugwood.org ...

BILLINGS, Mont. — Climate change, voracious beetles and disease are imperiling the long-term survival of a high-elevation pine tree that’s a key source of food for some grizzly bears and found ...

BILLINGS, Mont. (AP) — Climate change, voracious beetles and disease are imperiling the long-term survival of a high-elevation pine tree that’s a key source of food for some grizzly bears and ...

BILLINGS, Mont. (AP) — Climate change, voracious beetles and disease are imperiling the long-term survival of a high-elevation pine tree that’s a key source of food for some grizzly bears and ...

US officials say climate change, beetles and a deadly fungus are imperiling the long-term survival of a high-elevation pine tree that's a key source of food for some threatened grizzly bears.

BILLINGS, Mont. (AP) — Climate change, voracious beetles and disease are imperiling the long-term survival of a high-elevation pine tree that’s a key source of food for some grizzly bears and ...

BILLINGS, Mont. (AP) — Climate change, voracious beetles and disease are imperiling the long-term survival of a high-elevation pine tree that’s a key source of food for some grizzly bears and ...

BILLINGS, Mont. (AP) — Climate change, voracious beetles and disease are imperiling the long-term survival of a high-elevation pine tree that’s a key source of food for some grizzly bears and ...