Rivers and lakes are the most degraded ecosystems in the world. Can we save them?
We rely on fresh water for drinking, food, and sanitation, and they’re in trouble. But freshwater issues are becoming a higher priority for conservationists.
The world’s oldest known wild bird just turned 70—why she’s so special
Wisdom the albatross, who has survived tsunamis, outlived most of her mates, and raised over 40 chicks, is pushing the boundaries of what we thought birds could do.