Air Pollution: The World's Biggest Environmental Health Risk

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  • 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
  • Unequal Exposure
  • City Air

A Threat to Children

Smog, soot and specific contaminants like mercury and PAHs (polycyclic aromatic hydrocarbons) have been found to pose a major health threat to fetuses and young children, ranging from cognitive problems to future obesity. Power plants typically produce a majority of these pollutants.

(Photo: Benjamin Lowy/Getty Images)

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