The story behind Delhi's immense landfill
This huge mountain of trash in India is growing at such a speed that it will soon be taller than the Taj Mahal, posing a threat to the health of residents living nearby.
Why the dung beetle is rolling this ball
How this river in the U.S. inspired an environmental movement
The special forces veterans turned coral reef protectors
This is an environmental success story
Thwaites Glacier's disappearance will have a tragic impact
How blue-footed boobies attract mates