Sudden oak death on rise, including at Bear Valley.

At the Point Reyes National Seashore’s most frequented visitor center, where 350,000 visitors pass annually, a stand of trees is streaked deep brown. The oaks and tanoaks are succumbing to phyophthora ramorum, a pathogen that has devastated forests in coastal California and Oregon since its arrival on the West Coast in the ’90s.

Posted by biohexx1 biohexx1, November 15, 2017 11:01


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