This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. California (AP) — High in the evergreen ...

Melissa Breyer was Treehugger’s senior editorial director before moving to Martha Stewart. Her writing and photography have been featured in The New York Times, The Guardian, National Geographic, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SEQUOIA NATIONAL PARK, California (AP) — ...

SEQUOIA NATIONAL PARK, California (AP) — High in the evergreen canopy of General Sherman, the world’s largest tree, researchers searched for evidence of an emerging threat to giant sequoias: bark ...