Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

JavaScript appears to be disabled on this computer. Please click here to see any active alerts.

EPA's Report on the Environment (ROE)

What is an ROE Indicator?

EPA's Report on the Environment (ROE) indicators are simple measures that track the state of the environment and human health over time. Learn about ROE indicators
Explore ROE Indicators

Sort, browse, identify, and explore ROE indicators associated with the different ROE themes and topics.
Featured Topic

Greenhouse gas (GHG) emissions cause atmospheric warming that affects various aspects of climate. Access ROE’s GHG information and newly updated climate-related indicators to learn more.
Navigating the ROE

Explore the “Guide to the ROE” for tips for easy navigation of the website.

Air

clouds

Air in the ROE

Water

sunset on water

Water in the ROE

Land

tractor

Land in the ROE

What's New?

Find and explore the ROE indicators
Check out the most recently updated indicators
Sign up to receive ROE email updates

Human Exposure & Health

child and ocean

Human Exposure & Health in the ROE

Ecological Condition

green vine

Ecological Condition in the ROE

Learn about the ROE Program

coast aerial