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Geoengineering

  • What is Geoengineering?

    Learn more about geoengineering and potential impacts. 

Geoengineering encompasses a broad range of activities that intentionally attempt to cool the Earth or remove certain gases from the atmosphere. This web area provides an overview of the basics of geoengineering, potential impacts of solar geoengineering, and answers to frequent questions. This is a subject currently going through intense domestic and international public debate, research, and scrutiny for good reason. 

  • What is Geoengineering?

    Information about geoengineering and potential impacts.

    Learn about geoengineering
  • Government Action

    Information about EPA's statutory authority and what the U.S. government is doing to track and research solar geoengineering.

    Read about government action
  • Frequent Questions

    Answers to frequent questions about geoengineering. 

    Explore the answers

Additional Resources

Find glossary of key terms and resources to learn more.

Contact Us About Geoengineering to ask a question, provide feedback, or report a problem.
Last updated on July 10, 2025
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