Read NCA4 Vol. II: Impacts, Risks, and Adaptation in the United States, USGCRP’s quadrennial assessment of the impacts of climate change in the U.S.
SOCCR2 is a technical assessment of the state of carbon cycle science in North America
The Climate Science Special Report, Volume I of the Fourth National Climate Assessment (NCA4), assesses the physical science of climate change and provides the foundation for Volume II of NCA4.
Read the National Global Change Research Plan 2012–2021: A Triennial Update, a report on the Program's progress since 2012.
Indicators communicate key aspects and related effects of the changing climate.
