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 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...
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 publication includes the Summary for Policymakers, Technical Summary, Frequently Asked Questions, and Cross-Chapter Boxes for the Working Group II contribution to the IPCC Fifth Assessment Report.