Air Pollution: The World's Biggest Environmental Health Risk

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  • What's in the Air?
  • International Crisis
  • Regions Hit the Hardest
  • Damaging Our Health
  • The Most Vulnerable
  • Disproportionate Effects
  • Unequal Exposure
  • City Air
  • A Call to Action
  • The Causes
  • A Threat to Children
  • Strategies and Solutions
  • Next Steps

International Crisis

On March 25, WHO revealed that air pollution exposure caused one in eight of total global deaths.

(Photo: AP Photo/Remy de la Mauviniere, File)

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