The 'kidneys of Kolkata': Indian wetlands under threat

Wetlands just outside India's Kolkata have for generations provided tons of food daily and thousands of jobs as they filter sewage through fish ponds—but rapid urbanization is threatening the ecosystem.

Life on land and water teeters between haves and have-nots

In the race to make the world more livable for people and nature, progress on land outpaced successes in the seas, raising red flags that wealthier countries' advantages may be upsetting a balance, a Michigan State University ...

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