Intense ponderosa pine mortality is seen in the Bass Lake area from an aerial survey by the U.S. Forest Service in August 2015. The trees likely died in 2014 but the mortality became evident a year later.
Intense ponderosa pine mortality is seen in the Bass Lake area from an aerial survey by the U.S. Forest Service in August 2015. The trees likely died in 2014 but the mortality became evident a year later. U.S. Forest Service
Intense ponderosa pine mortality is seen in the Bass Lake area from an aerial survey by the U.S. Forest Service in August 2015. The trees likely died in 2014 but the mortality became evident a year later. U.S. Forest Service

Tree deaths rise steeply in Sierra; drought and insects to blame

May 03, 2016 3:09 PM

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