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).
Please note that we are currently experiencing shipping delays of at least two weeks. Thank you for your patience.

This 2012-2021 Strategic Plan builds on past USGCRP Strategic Plans and the accomplishments of the USGCRP, and recognizes that effective response to global change requires a strong scientific foundation. The Plan continues to encompass both the fundamental research that improves understanding, as well as the research necessary to inform responses to climate and global change.
The Strategic Plan fulfills Congress's mandate in the Global Change Research Act to develop a program to "understand, assess, predict, and respond to" global change. It reflects recommendations from multiple reports of the National Academies, from dozens of listening sessions with stakeholders around the country, and from collaborative planning among the U.S. Global Change Research Program (USGCRP) member agencies. Altogether,...
The U.S. Global Change Research Program (USGCRP) is a Federal program that coordinates and integrates global change research across 13 government agencies to ensure that it most effectively and efficiently serves the Nation and the world. USGCRP was mandated by Congress in the Global Change Research Act of 1990, and has since made the world’s largest scientific investment in the...
A report by the U.S. Global Research Program and the Subcommittee on Global Change Research. A Supplement to the President's Budget for Fiscal Year 2012.
Brief two-page fact sheet on the highlights of Social Science in the USGCRP. Including information on the National Climate Assessment, Inform Decisions, Adaptation Science and Climate Change and Human Health.