World 3 · Microplastics · 10 min · PRO

How small is "micro"?

Definitions, types and shapes

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.

Where do they come from?
Float or sink: density separation
What we know and what we do not
Reduce, reuse, recycle: the waste hierarchy
Inside a sorting plant

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