Forest Service Survey Finds Record 66 Million Dead Trees in Southern Sierra Nevada. USDA Office of Communications In of U.S. Forest Service News Releases. United States Department of Agriculture, U.S. Forest Service.
Forest Service Survey Finds Record 66 Million Dead Trees in Southern Sierra Nevada [link]Paper  abstract   bibtex   
[Excerpt] The U.S. Forest Service today announced that it has identified an additional 26 million trees dead in California since October 2015. These trees are located in six counties across 760,000 acres in the southern Sierra Nevada region of the state, and are in addition to the 40 million trees that died statewide from 2010 to October 2015, bringing the total to at least 66 million dead trees. Four consecutive years of severe drought in California, a dramatic rise in bark beetle infestation and warmer temperatures are leading to historic levels of tree die-off. [] "Tree dies-offs of this magnitude are unprecedented and increase the risk of catastrophic wildfires that puts property and lives at risk," said Agriculture Secretary Tom Vilsack. "While the fire risk is currently the most extreme in California because of the tree mortality, forests across the country are at risk of wildfire and urgently need restoration requiring a massive effort to remove this tinder and improve their health. [...]
@incollection{usdaofficeofcommunicationsForestServiceSurvey2016,
  title = {Forest {{Service}} Survey Finds Record 66 Million Dead Trees in {{Southern Sierra Nevada}}},
  author = {{USDA Office of Communications}},
  date = {2016-06},
  publisher = {{United States Department of Agriculture, U.S. Forest Service}},
  url = {http://mfkp.org/INRMM/article/14076350},
  abstract = {[Excerpt] The U.S. Forest Service today announced that it has identified an additional 26 million trees dead in California since October 2015. These trees are located in six counties across 760,000 acres in the southern Sierra Nevada region of the state, and are in addition to the 40 million trees that died statewide from 2010 to October 2015, bringing the total to at least 66 million dead trees. Four consecutive years of severe drought in California, a dramatic rise in bark beetle infestation and warmer temperatures are leading to historic levels of tree die-off. 

[] "Tree dies-offs of this magnitude are unprecedented and increase the risk of catastrophic wildfires that puts property and lives at risk," said Agriculture Secretary Tom Vilsack. "While the fire risk is currently the most extreme in California because of the tree mortality, forests across the country are at risk of wildfire and urgently need restoration requiring a massive effort to remove this tinder and improve their health. [...]},
  keywords = {*imported-from-citeulike-INRMM,~INRMM-MiD:c-14076350,bark-beetle,california,climate-extremes,die-off,disasters,droughts,fire-fuel,forest-pests,forest-resources,temperature,united-states,wildfires},
  series = {U.{{S}}. {{Forest Service News Releases}}}
}

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