Air Pollution: The World's Biggest Environmental Health Risk

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

A Call to Action

"Few risks have a greater impact on global health today than air pollution; the evidence signals the need for concerted action to clean up the air we all breathe," says Dr. Maria Neira, director of WHO's department for public health, environmental and social determinants of health.

(Photo: ChinaFotoPress/Getty Images)

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