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World 3 · Microplastics · 11 min · PRO

What we know and what we do not

Evidence, uncertainty and sensible action

PRO · Planet Fixers

World 3: Microplastics 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.

  • How small is "micro"?
  • Where do they come from?
  • Float or sink: density separation
  • Reduce, reuse, recycle: the waste hierarchy
  • Inside a sorting plant
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  • All 60 labs — every world, every lesson
  • Practice exams and certificates

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← Float or sink: density separationReduce, reuse, recycle: the waste hierarchy →

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