Explore the Third National Climate Assessment and Highlights on the web or download the report and related materials below.
- Download the full Third National Climate Assessment report
- Download the Highlights of the Third National Climate Assessment Report
- Request print copies of the Overview and Highlights of the Third National Climate Assessment
- Download graphics and presentations by chapter
Overview and Report Findings
Climate Trends and Regional Impacts
Climate Trends & Regional Impacts Brochure
- Regional summary: Northeast
- Regional summary: Southeast and Caribbean
- Regional summary: Midwest
- Regional summary: Great Plains
- Regional summary: Southwest
- Regional summary: Northwest
- Regional summary: Alaska
- Regional summary: Hawaii and Pacific Islands
Report Chapters
About this Report
- Overview and Report Findings
- Our Changing Climate | graphics | presentation
Introduction to the Sectors
- Water Resources
- Energy Supply and Use
- Transportation
- Agriculture
- Forests
- Ecosystems, Biodiversity, and Ecosystem Services
- Human Health
- Energy, Water, and Land Use
- Urban Systems, Infrastructure, and Vulnerability
- Indigenous Peoples, Lands, and Resources
- Land Use and Land Cover Change
- Rural Communities
- Biogeochemical Cycles
Introduction to the Regions
- Northeast
- Southeast and the Caribbean
- Midwest
- Great Plains
- Southwest
- Northwest
- Alaska
- Hawai‘i and U.S. Affiliated Pacific Islands
- Oceans and Marine Resources
- Coastal Zone Development and Ecosystems
Introduction to Response Strategies
- Decision Support: Connecting Science, Risk Perception, and Decisions
- Mitigation
- Adaptation
- Research Needs for Climate and Global Change Assessments
- Sustained Assessment: A New Vision for Future U.S. Assessments
Appendix 1: Report Development Process
Appendix 2: Information Quality Assurance Process
Appendix 3: Climate Science Supplement
Appendix 4: Climate Science: Frequently Asked Questions
Appendix 5: Scenarios and Models
Appendix 6: Topics for Consideration in Future Assessments
Graphics and Presentations
Graphics are available by chapter as zip files. Presentations for each chapter were prepared by USGCRP staff and are meant to be used by anyone wishing to include information from the NCA in lectures. Each chapter's presentation contains the chapter's key messages and graphics; the notes field includes figure labels and captions.
- Report Findings presentation (also includes NCA background and process)
- Our Changing Climate graphics | presentation
Sectors
- Water Resources graphics | presentation
- Energy Supply and Use graphics | presentation
- Transportation graphics | presentation
- Agriculture graphics | presentation
- Forests graphics | presentation
- Ecosystems, Biodiversity, and Ecosystem Services graphics | presentation
- Human Health graphics | presentation
- Energy, Water, and Land Use graphics | presentation
- Urban Systems, Infrastructure, and Vulnerability graphics | presentation
- Indigenous Peoples, Lands, and Resources graphics | presentation
- Land Use and Land Cover Change graphics | presentation
- Rural Communities graphics | presentation
- Biogeochemical Cycles graphics | presentation
Regions
- Northeast graphics | presentation
- Southeast and the Caribbean graphics | presentation
- Midwest graphics | presentation
- Great Plains graphics | presentation
- Southwest graphics | presentation
- Northwest graphics | presentation
- Alaska graphics | presentation
- Hawai‘i and U.S. Affiliated Pacific Islands graphics | presentation
- Oceans and Marine Resources graphics | presentation
- Coastal Zone Development and Ecosystems graphics | presentation
Response Strategies
- Decision Support: Connecting Science, Risk Perception, and Decisions graphics | presentation
- Mitigation graphics | presentation
- Adaptation graphics | presentation
Appendix 1: Report Development Process graphics | presentation (also includes Report Findings)
Appendix 3: Climate Science Supplement graphics
Appendix 4: Climate Science: Frequently Asked Questions graphics
Appendix 5: Scenarios and Models graphics