The last meadows?
One tree at a time, forests are edging out the world’s mountain meadows. Can we save these islands of diversity?
Earth’s oceans are beginning to warm and turn acidic, endangering plankton and the entire marine food chain
The snowy owl
This winter has seen an irruption of snowy owls in the US. What does it mean to see Arctic birds so far from home?
Burning like a mountain
Fire has come roaring back into America’s West after a century of attempted extirpation. Can our land take the wild heat?
Cows might fly
When the land is all filled up, it’s time to get creative with it, as small countries like Switzerland already know
Back on the islands of my childhood, I’m clinging to sobriety, searching for a rare bird that’s also on the brink
The good catch
Hope for the world's devastated oceans rests on a change in the hearts of the fishermen that know them best
The Arctic Seed Vault puts apocalyptic talk of climate change in perspective – but not how you might think
Beasts at bedtime
At bookstores it's easy to confuse the kids section for the nature section. Why are so many children's books about animals?