The butterfly that saved an ecosystem
The revival of Fender’s blue illustrates the collaborative nature of survival.
United States
A new bridge will help cougars survive life in L.A.
To help its iconic mountain lions and other wildlife navigate the city, Los Angeles is breaking new ground.
In Wyoming, fences are coming down to make way for wildlife
More than 600,000 miles of fences crisscross the American West, blocking animal migration. Outside Yellowstone last summer, volunteers dismantled a few.
For 30 years, this creek was dead. Now, it supports three kinds of trout – and a web of aquatic life.
For decades, toxic runoff from abandoned coal mines has left streams and rivers lifeless in West Virginia. Here's how two men decided to reverse the damage taking place in their own backyards.
Jaguars are returning to the U.S. Here's what we need to make coexistence work.
We can live and even raise livestock successfully in a landscape with jaguars – if we do it right. In 25 years of jaguar-related work, this is what I've learned.
What will it take to bring back Oregon's kelp forests?
Kelp forests are critical ecosystems and effective carbon sinks, too – but they're under threat around the world. This team of free divers and scientists is trying to make a difference, one purple urchin at a time.