An official website of the United States government.

Transportation, Air Pollution, and Climate Change

What You Can Do

""Find information about wise driving, choosing fuel efficient vehicles, and other tips for decreasing your carbon footprint.

Accomplishments & Successes

""View successes from the Clean Air Act, strategies for the future, and a timeline of accomplishments.

  Carbon Pollution

""Learn about transportation and climate change, as well as EPA programs to reduce carbon pollution.

Other Air Pollution

""Learn about smog, soot, ozone, and other air pollution, as well as EPA programs to reduce them.