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Reports Library

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). 

Fourth National Climate Assessment Vol I + II

The Fourth National Climate Assessment (NCA4), completed in November 2018, is a comprehensive and authoritative report on climate change and its impacts in the United States. 
NCA4 Vol II: Impacts, Risks, and Adaptation in the United States
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Download the report and related materials
View or request a free copy of the Overview
View or request a free copy of the Report-in-Brief
Ver o solicitar una copia impresa gratuita del Informe Resumido 
NCA4 Vol I: Climate Science Special Report
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Download the report and related materials
View or request a free copy of the Executive Summary

 

Other Popular Reports

  • Our Changing Planet: The U.S. Global Change Research Program for Fiscal Year 2017
  • The National Global Change Research Plan 2012-2021: A Triennial Update​​
  • The Impacts of Climate Change on Human Health in the United States: A Scientific Assessment​
  • National Global Change Research Plan 2012–2021
  • IPCC. Climate Change 2014: Synthesis Report

IPCC. Climate Change 2007: Mitigation of Climate Change

IPCC Climate Change 2007: Mitigation of Climate Change
This report is the contribution of Working Group III to the IPCC’s Fourth Assessment Report. It includes a detailed assessment of costs and potentials of mitigation technologies and practices, implementation barriers, and policy options for key sectors such as energy and agriculture.

IPCC. Climate Change 2007: Synthesis Report

IPCC Climate Change 2007: Synthesis Report
This report synthesizes the contributions of Working Groups I, II, and III to the IPCC’s Fourth Assessment Report, and also draws on recent IPCC Special Reports. It draws together policy-relevant scientific, technical, and socioeconomic information related to climate change , with the goal of assisting governments and other decision makers in formulating and implementing responses.

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