U.S. Climate Change Science Program and the Subcommittee on Global Change Research. Climate Projections Based on Emissions Scenarios for Long-Lived and Short-Lived Radiatively Active Gases and Aerosols. Washington, DC, USA. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc12025/. Accessed December 6, 2013.
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