Researchers climb General Sherman, the world’s largest tree, in Sequoia National Park, Calif. on Tuesday, May 21, 2024. They inspected the 275-foot tree for evidence of bark beetles, an emerging ...

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 beetles.

Researchers climbed General Sherman, the world’s largest tree, to inspect the 275-foot tree for evidence of bark beetles, an emerging threat to giant sequoias. (AP Photo/Terry Chea) ...

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 ...

Researchers climbed General Sherman, the world’s largest tree, to inspect the 275-foot tree for evidence of bark beetles, an emerging threat to giant sequoias. (AP Photo/Terry Chea) A researcher ...