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ABOUT
About this Report Guide to this Report Report Credits
CHAPTERS
Front Matter

About this Report

Guide to the Report

Summary Findings
1. Overview

National Topics

Our Changing Climate

Water

Energy Supply, Delivery & Demand

Land Cover & Land-Use Change

Forests

Ecosystems, Ecosystem Services, & Biodiversity

Coastal Effects

Oceans & Marine Resources

Agriculture & Rural Communities

Built Environment, Urban Systems, & Cities

Transportation

National Topics (cont.)

Air Quality

Human Health

Tribes & Indigenous Peoples

Climate Effects on U.S. International Interests

Sector Interactions, Multiple Stressors, & Complex Systems

Regions

Northeast

Southeast

U.S. Caribbean

Midwest

Northern Great Plains

Southern Great Plains

Northwest

Southwest

Alaska

Hawai‘i & U.S.-Affiliated Pacific Islands

Responses

Reducing Risks Through Adaptation Actions

Reducing Risks Through Emissions Mitigation

Appendices

Report Development Process

Information in the Fourth National Climate Assessment

Data Tools & Scenario Products

Looking Abroad

Frequently Asked Questions
DOWNLOADS
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