Smartphone Users Can Report Sudden Oak Death

California’s majestic oak trees have been felled by the hundreds of thousands by a disease first reported in 1995 and dubbed “sudden oak death.” To get a broader perspective on the disease, UC Berkeley scientists have developed a smartphone app for hikers and other nature lovers to report trees they find that have succumbed to sudden oak death.

For more information about the app, what it does and how to get it, visit OakMapper.org.