beetles

RAPID CITY, S.D. (AP) — The Black Hills National Forest in South Dakota and Wyoming will use extensive commercial tree thinning to battle the mountain pine beetle. Forest Supervisor Craig Bobzien (bawb-ZEEN') says the plan developed over more than a year will target 248,000 acres of vulnerable woodlands within the 1...

CASPER, Wyo. (AP) — Cheyenne is spraying trees to prevent them from being infested in with mountain pine beetles. The city is spending tens of thousands of dollars to spray all of its 4,000 pine trees. The city's urban forestry director, Lisa Olson, told the Associated Press that the department has cut back on other programs to treat the trees with a spray that kills the beetles...