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Climate Change Impacts in the United States Third National Climate Assessment [Name] [Date] Forests
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Forests http://nca2014.globalchange.gov/report/sectors/forests http://nca2014.globalchange.gov/report/sectors/forests Convening Lead Authors – Linda A. Joyce, U.S. Forest Service – Steven W. Running, University of Montana Lead Authors – David D. Breshears, University of Arizona – Virginia H. Dale, Oak Ridge National Laboratory – Robert W. Malmsheimer, SUNY Environmental Science and Forestry – R. Neil Sampson, Vision Forestry, LLC – Brent Sohngen, Ohio State University – Christopher W. Woodall, U.S. Forest Service
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Increasing Forest Disturbances Climate change is increasing the vulnerability of many forests to ecosystem changes and tree mortality through fire, insect infestations, drought, and disease outbreaks.
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Forest Ecosystem Disturbances Figure source: modified from Goetz et al. 2012, 18 Copyright 2012 American Geophysical Union 18
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Effectiveness of Forest Management in Reducing Wildfire Risk Photo credit: Jim Youtz, U.S. Forest Service
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Forest Vulnerability to Changing Climate Figure source: Allen et al. 2010
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Changing Carbon Uptake U.S. forests and associated wood products currently absorb and store the equivalent of about 16% of all carbon dioxide (CO 2 ) emitted by fossil fuel burning in the U.S. each year. Climate change, combined with current societal trends in land use and forest management, is projected to reduce this rate of forest CO 2 uptake.
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Forests can be a Source - or a Sink - for Carbon Figure source: adapted from Vose et al. 2012
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Forest Growth Provides an Important Carbon Sink Figure source: adapted from Running et al. 2004
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Forests and Carbon Data from EPA 2013; USFS 2012; Birdsey 2006
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Bioenergy Potential Bioenergy could emerge as a new market for wood and could aid in the restoration of forests killed by drought, insects, and fire.
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Location of Potential Forestry Biomass Resources Figure source: adapted from U.S. Department of Energy 2011
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Influences on Management Choices Forest management responses to climate change will be influenced by the changing nature of private forestland ownership, globalization of forestry markets, emerging markets for bioenergy, and U.S. climate change policy.
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Public and Private Forestlands Figure source: U.S. Forest Service 2012
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Climate Change Impacts in the United States http://nca2014.globalchange.gov http://nca2014.globalchange.gov Third National Climate Assessment @usgcrp facebook.com/usgcrp #NCA2014 [Name & Contact Info]
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