Andean farmers use age-old technique amid climate change

From the sky, they look like huge, circular patterns made by aliens—but in fact, they are an age-old technique farmers have brought back to fight the climate crisis on the Andean plateaus of Puno.

Snow-capped mountains at risk from climate change

Humans store water in huge metal towers and deep concrete reservoirs. But nature's water storage is much more scenic—the snowpack that tops majestic mountains. Even if we don't realize it, humans rely on those natural water ...

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