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World 6 · Air Quality · 11 min · PRO

Tiny particles, big effects: PM2.5 and health

Size decides where a particle goes

PRO · Planet Fixers

World 6: Air Quality is part of PRO

The first world of Planet Fixers is free. PRO opens the other 25 lessons in 6 worlds — simulations, quizzes and all.

  • What is in the air? Pollutants and the AQI
  • Smog, wind and the inversion lid
  • Cleaning the air: what actually works
  • How much is too much? The scale of the problem
  • Capture at the smokestack: amine scrubbing
PRO includes
  • All 60 labs — every world, every lesson
  • Practice exams and certificates

$8.33/mo, billed yearly ($99.99) · or $39.99 monthly

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