Learn the Issues

Tribal Air Emission Inventories

These documents provide guidance to tribes and EPA Regional Offices on how to create emission inventories

Extension to Minor NSR Permitting Deadline for Oil and Gas Resources

EPA is proposing a Federal Implementation Plan rule that would apply to new true minor sources and minor modifications at existing true minor sources in the production segment of the oil and natural gas sector

Residential Toilets

By replacing old, inefficient toilets with WaterSense labeled models, the average family can reduce water used for toilets by 20 to 60 percent—that's nearly 13,000 gallons of water savings for your home every year!

Highlights of the Automotive Trends Report

Highlights of the light-duty vehicle carbon dioxide and fuel economy trends report.

EnviroAtlas Update Bulletin

Summarizes the most recent updates to EnviroAtlas content, tools, and functionality.

The EPA Automotive Trends Report

This report provides data on the fuel economy, carbon dioxide (CO2) emissions, and technology trends of new light-duty vehicles (cars, minivans, sport utility vehicles, and pickup trucks) for model years 1975 to present in the United States.

Download the 2024 Automotive Trends Report

Download the light-duty vehicle carbon dioxide and fuel economy trends report.

Guidance on the Preparation of Demonstrations in Support of Requests to Exclude Ambient Air Quality Data Influenced by High Wind Dust Events Under the 2016 Exceptional Events Rule

High Wind Dust Event Guidance

CIMC - How to Link to the Map or Site Profiles

This page provides information on how to link to a particular view of the Cleanups in My Community map, or link to a particular cleanup profile from your web page.

Clean School Bus Program Awards

Clean School Bus Rebate Program awarded rebates showing locations of rebates and information about funding.

Nitrogen Dioxide NAAQS Review - Analyses and Data Sets

Analyses and data sets for the NO2 NAAQS review

Radiation Science, Research and Technology

Learn more about the ways we use radioactive material in research and education. Visit RadTown, the Environmental Protection Agency’s radiation education website to learn more about radiation in the world around us.

Radiation Exposure in Air Travel

Learn more about radiation in airports and airplanes. Visit RadTown, the Environmental Protection Agency’s radiation education website to learn more about radiation in the world around us.

RadTown Radiation Protection Activity 7: Benefits of Radiation

Different processes, treatments, and devices use radiation that are beneficial for people. Learn more about how people use radiation to benefit others in this free activity.

Sources of Radiation in Consumer Products

The following factsheets explain different places where you may encounter radiation in schools, universities, or laboratories.Some of these things can be found in other places as well.Learn more about radiation in your day-to-day life by exploring RadTown.