But researchers are growing more worried about bark beetles, which didn’t pose a serious threat in the past. The beetles are native to California and have co-existed with sequoias for thousands ...

“I’m worried bark beetles are going to increase their populations in these drought-stricken trees.” Few bugs have had a more visible impact on forests across the western U.S. Between the ...

He visually inspects each acre to pinpoint problem spots where bark beetles may be moving in and killing trees. Nuggets fire head coach, GM with three games remaining before the playoffs “When ...