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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The two-volume report from the IPCC's Working Group II 1) assesses risks and opportunities for societies, economies, and ecosystems around the world, and 2) considers unique features of major world regions.
This report is the Second National Climate Assessment. It summarizes the science of climate change and the impacts of climate change on the United States, now and in the future.
This report summarizes a workshop that focused on two case studies to provide different perspectives on multiple environmental stressors: 1) drought; 2) atmosphere-ecosphere interactions. Workshop participants identified the development of comprehensive regional frameworks for conducting environmental studies as a key part of understanding multiple environmental stresses.
The 148-page Highlights book presents the major findings and selected highlights from Climate Change Impacts in the United States: The Third National Climate Assessment. The Highlights report is organized around the National Climate Assessment’s 12 Report Findings, which take an overarching view of the entire report and its 30 chapters.
This 20-page booklet provides a high-level compendium of Climate Change Impacts in the United States: The Third National Climate Assessment. The Overview covers the most important impacts at the national level but does not attempt to provide a comprehensive summary of the entire assessment.
This report, the First National Climate Assessment, includes analyses of the importance of climate variability and change for twenty regions around the United States, for five cross-cutting sectors, and for the United States as a whole. The DVD contains background information, public review drafts and final reports, citations, and high-resolution images.
This report summarizes the Working Group II contribution to the IPCC's Fifth Assessment Report on climate change. It considers the vulnerability and exposure of human and natural systems, the observed impacts and future risks of climate change, and the potential for and limits to adaptation.
This Overview Report presents a summary of the first comprehensive assessment of Arctic Ocean Acidification conducted by the Arctic Monitoring and Assessment Programme (AMAP).
The National Climate Assessment summarizes the impacts of climate change on the United States, now and in the future. A team of more than 300 experts guided by a 60-member Federal Advisory Committee produced the report, which was extensively reviewed by the public and experts, including federal agencies and a panel of the National Academy of Sciences. The report can...
Executive Summary of SAP Assessment 4.3, one of a series commissioned by the U.S. Global Change Research Program(USGCRP). It examines how climate changes are affecting agriculture, land resources, water resources and biodiversity in the United States.