Meet Féliciano Valencia
In the name of his people, he spent years in prison. Now, he's free and holds a seat in the Senate in his country. Here is the story of Féliciano Valencia, symbol of the struggle of indigenous people in Colombia.
These people joined the "fertile disobedience" movement to protect nature
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Behind the scenes: Activists crash the Louis Vuitton show
SUVs are a major source of pollution
The Iberian lynx is no longer critically endangered