But a few dozen of its neighbors have taken ill and died in recent years under threat from drought and bark beetle infestations, so on Tuesday the giant sequoia known as the General Sherman tree ...

Researchers climbed General Sherman, the world's largest tree ... which have become more dangerous to giant sequoia trees in combination with extreme heat, drought and wildfires.

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 ...