Report Chapter List

Summary Findings and Overview

  • Background
  • 1. Communities
  • 2. Economy
  • 3. Interconnected Impacts
  • 4. Actions to Reduce Risks
  • 5. Water
  • 6. Health
  • 7. Indigenous Peoples
  • 8. Ecosystems & Services
  • 9. Agriculture
  • 10. Infrastructure
  • 11. Oceans & Coasts
  • 12. Tourism & Recreation

  • Chapters

  • About This Report
  • Guide To This Report
  • Chapter 1: Overview
  • Chapter 2: Our Changing Climate
  • Chapter 3: Water
  • Chapter 4: Energy Supply, Delivery, and Demand
  • Chapter 5: Land Cover and Land-Use Change
  • Chapter 6: Forests
  • Chapter 7: Ecosystems, Ecosystem Services, and Biodiversity
  • Chapter 8: Coastal Effects
  • Chapter 9: Oceans and Marine Resources
  • Chapter 10: Agriculture and Rural Communities
  • Chapter 11: Built Environment, Urban Systems, and Cities
  • Chapter 12: Transportation
  • Chapter 13: Air Quality
  • Chapter 14: Human Health
  • Chapter 15: Tribes and Indigenous Peoples
  • Chapter 16: Climate Effects on U.S. International Interests
  • Chapter 17: Sector Interactions, Multiple Stressors, and Complex Systems
  • Chapter 18: Northeast
  • Chapter 19: Southeast
  • Chapter 20: U.S. Caribbean
  • Chapter 21: Midwest
  • Chapter 22: Northern Great Plains
  • Chapter 23: Southern Great Plains
  • Chapter 24: Northwest
  • Chapter 25: Southwest
  • Chapter 26: Alaska
  • Chapter 27: Hawai‘i and U.S.-Affiliated Pacific Islands
  • Chapter 28: Reducing Risks Through Adaptation Actions
  • Chapter 29: Reducing Risks Through Emissions Mitigation
  • Appendix 1: Report Development Process
  • Appendix 2: Information in the Fourth National Climate Assessment
  • Appendix 3: Data Tools and Scenarios Products
  • Appendix 4: Looking Abroad: How Other Nations Approach a National Climate Assessment
  • Appendix 5: Frequently Asked Questions