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World 4 · Recycling Streams · 11 min · PRO

Compost and landfill: what happens to food waste

Air, heat and methane

PRO · Planet Fixers

World 4: Recycling Streams 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.

  • Reduce, reuse, recycle: the waste hierarchy
  • Inside a sorting plant
  • Closing the loop: what recycling saves
  • A sunscreen in the sky
  • CFCs and the chlorine chain
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