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  2. One Health

EPA Work on One Health

graphic showing health promoting factors and stressors transferring between society and environment. Text reads "One Environment-One Health. EPA Science for Protecting People, Communities, and Ecosystems"
National Academies of Sciences, Engineering, and Medicine. 2023. Transforming EPA Science to Meet Today’s and Tomorrow’s Challenges. Washington, DC: The National Academies Press. https://doi.org/10.17226/26602.

EPA takes action to protect the environmental sector of One Health under several environmental laws. These laws require EPA to:

  • Regulate pollution to land, air, and water
  • Ensure compliance with, and enforcement of, the laws and regulations 
  • Support regulation, compliance, enforcement, and response with science and technology 

See how One Health principles incorporated into the environmental laws have helped EPA and states, Tribes, and local governments find cross-agency solutions to complex environmental problems, with benefits for humans, animals, plants, and ecosystems:

  • Air
  • Land
  • Water

One Health

  • One Health
  • Why is One Health Important?
  • One Health and the Environment
    • Air
    • Land
    • Water
  • EPA Work on One Health
  • One Health Case Studies and Examples
  • Learning Lab
    • EPA One Health Approach Infographic
  • One Health EPA Engagement
Contact Us About One Health
Contact Us About One Health to ask a question, provide feedback, or report a problem.
Last updated on August 4, 2025
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