U.S. Global Change Research Program (USGCRP). (USGCRP, 2018). USGCRP, 2018: Impacts, Risks, and Adaptation in the United States: Fourth National Climate Assessment, Volume II: 1515 pp. https://nca2018.globalchange.gov/downloads/NCA4_2018_FullReport.pdf.  (USGCRP, 2018)  

The full report of this document was unable to be uploaded electronically due to its large size. As such, the report is available in individual chapters, as described below: 

Front Matter
1. Overview
2. Our Changing Climate
3. Water
4. Energy Supply, Delivery, and Demand
5. Land Cover and Land-Use Change
6. Forests
7. Ecosystems, Ecosystem Services, and Biodiversity
8. Coastal Effects
9. Oceans and Marine Resources
10. Agriculture and Rural Communities
11. Built Environment, Urban Systems, and Cities
12. Transportation
13. Air Quality
14. Human Health
15. Tribes and Indigenous Peoples
16. Climate Effects on U.S. International Interests
17. Sector Interactions, Multiple Stressors, and Complex Systems
18. Northeast
19. Southeast
20. U.S. Caribbean
21. Midwest
22. Northern Great Plains
23. Southern Great Plains
24. Northwest
25. Southwest
26. Alaska
27. Hawai`i and U.S.-Affiliated Pacific Islands
28. Reducing Risks Through Adaptation Actions
29. Reducing Risks Through Emissions Mitigation
A1. Appendix 1. Report Development Process
A2. Appendix 2. Information in the Fourth National Climate Assessment
A3. Appendix 3. Data Tools and Scenario Products
A4. Appendix 4. Looking Abroad: How Other Nations Approach a National Climate Assessment
A5. Appendix 5. Frequently Asked Questions
Errata 
