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The Tiny German Village That Went Off the Grid
A small town in Saxony has figured out how to run entirely on biomass—and create an energy surplus.
Humans vs Animals: Our Fiercest Battles With Invasive Species
From Burmese pythons to Galapagos goats, these animals are threatening a hostile takeover—unless we can stop them.
9 of Humanity's Greatest Environmental Successes
We're making some headway in restoring the environment—even if we caused the devastation in the first place.
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