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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). 

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

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
Explore on the web
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
Explore on the web
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 2021
  • 2nd State of the Carbon Cycle Report (SOCCR2)
  • The Impacts of Climate Change on Human Health in the United States: A Scientific Assessment
  • The National Global Change Research Plan 2012-2021: A Triennial Update
  • National Global Change Research Plan 2012–2021

Adaptation Actions for a Changing Arctic(AACA ): Perspectives from the Bering/Chukchi/Beaufort Region

This report presents the results of the 2017 AMAP Assessment of Adaptation Actions for a Changing Arctic (AACA).

This is one of the three pilot study regions included in the AACA project. AACA is the first AMAP assessment dealing with adaptation actions and how to meet possible Arctic...

Adaptation Actions for a Changing Arctic (AACA): Perspective from the Barents Area

This report presents the results of the 2017 AMAP Assessment of Adaptation Actions for a Changing Arctic (AACA): Perspectives from the Barents Area. 

This is one of the three pilot study regions included in the AACA project. AACA is the first AMAP assessment dealing with adaptation actions and how to meet possible Arctic...

State Climate Summaries

These State Climate Summaries were produced to meet a demand for state-level information in the wake of the Third U.S. National Climate Assessment, released in 2014. The summaries cover assessment topics directly related to NOAA’s mission, specifically historical climate variations and trends, future climate model projections of climate conditions during the 21st century, and past and future conditions of sea...

AMAP Assessment 2016: Chemicals of Emerging Arctic Concern

This assessment report presents the results of the 2016 AMAP Assessment of Chemicals of Emerging Arctic Concern. This assessment updates the AMAP POPs assessments delivered in 1998, 2002 and 2009, specifically with respect to information on chemicals newly identified in the Arctic environment.

AMAP Assessment 2015: Black carbon and ozone as Arctic climate forcers

This assessment report presents the results of the 2015 AMAP Assessment of Black Carbon and Ozone as Arctic climate forcers. This assessment complements a separate 2015 AMAP assessment of methane as an Arctic climate forcer. 

AMAP Assessment 2015: Methane as an Arctic climate forcer

This assessment report presents the results of the 2015 AMAP assessment of Methane as an Arctic climate forcer. it is the first AMAP assessment dealing with this issue and complements a second assessment of black carbon and tropospheric ozone
as Arctic climate forcers. 

Arctic Climate Issues 2015: Short-lived Climate Pollutants – Summary for Policy-Makers

This document presents the policy-relevant findings of the Arctic Monitoring and Assessment Programme's 2015 assessments of short-lived climate forcers (methane, black carbon, and ozone).

Arctic Pollution Issues 2015: Persistent Organic Pollutants; Radioactivity in the Arctic; Human Health in the Arctic – Summary for Policy-Makers

This document presents the policy-relevant findings of the Arctic Monitoring and Assessment Programme's 2015 assessments of persistent organic pollutants, radioactivity, and human health in the Arctic.

Arctic Ocean Acidification 2013: An Overview

This Overview Report presents a summary of the first comprehensive assessment of Arctic Ocean Acidification conducted by the Arctic Monitoring and Assessment Programme (AMAP).

 

Socio-Economic Drivers of Change in the Arctic

The Arctic is undergoing rapid and fundamental change. This report presents an overview of the potential directions of non-climate drivers affecting the Arctic, and explicitly excludes discussion of potential impacts and responses.

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