California tree carnage: A decade of drought and fire killed a third of Sierra Nevada forests

California tree carnage: A decade of drought and fire killed a third of Sierra Nevada forests – Fresno Bee

Admirers of California’s Sierra Nevada mountains are familiar with the swaths of blackened trees flanking its sprawling green forest ranges. A new UC Berkeley study quantifies that devastation, finding nearly a third of southern Sierra conifer forests have died in the last decade.