Fourth National Climate Assessment Vol I + II

NCA4 Vol II: Impacts, Risks, and Adaptation in the United States
NCA4 Vol I: Climate Science Special Report
The Reports Library features scientific assessments, annual reports, strategic research plans, and other resources produced by USGCRP and the collaborative efforts of our member agencies. Select reports by other authoritative scientific bodies with whom we work, such as the Intergovernmental Panel on Climate Change (IPCC) and the National Research Council (NRC), are also accessible here. Most reports are available for download (open and click View); some can be ordered in print free of charge (open and click Add to Cart).
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A report by the U.S. Global Change Research Program and the Subcommittee on Global Change Research. A supplement to the President's Fiscal Year 1994 Budget. Published 1993.
A report by the U.S. Global Change Research Program and the Subcommittee on Global Change Research. A supplement to the President's Fiscal Year 1995 Budget. Published 1994.
A report by the U.S. Global Change Research Program and the Subcommittee on Global Change Research. A supplement to the President's Fiscal Year 1996 Budget. Published 1995.
A report by the U.S. Global Change Research Program and the Subcommittee on Global Change Research. A supplement to the President's Fiscal Year 1997 Budget. Published 1996.
A report by the U.S. Global Change Research Program and the Subcommittee on Global Change Research. A supplement to the President's Fiscal Year 1998 Budget. Published 1997.
A report by the Climate Change Science Program and the Subcommittee on Global Change Research. A supplement to the President's Fiscal Year 2003 Budget. Published 2002.
Our Changing Planet. The U.S. Climate Change Science Program for FY 2006 [2005]. A Report by the Climate Change Science Program and the Subcommittee on Global Change Research.
A report by the Climate Change Science Program and the Subcommittee on Global Change Research. A supplement to the President's Fiscal Year 2007 Budget. Published 2006.
A report by the Climate Change Science Program and the Subcommittee on Global Change Research. A supplement to the President's Fiscal Year 2009 Budget. Published 2008.
A report by the Climate Change Science Program and the Subcommittee on Global Change Research. A supplement to the President's Fiscal Years 2004 and 2005 Budget. Published 2004.