The Magazine of The Sierra Club
Orca Death Brings Science Under Scrutiny
A recent report concludes that a satellite tracking tag contributed to the death of an endangered killer whale
In this story:
wildlife
Whooping Crane Migration Changes Course
After 15 years of using crane costumes and ultralight aircraft, researchers are taking a more naturalistic approach to restoring crane populations in the eastern United States
How Bats Survive in An Increasingly Noisy World
New research shows some bats can switch to echolocation in noisy environments
Contemplating De-Extinction
Some scientists think the era of reviving and returning extinct species to the wild is closing in fast. But which animals should come back?
Outfoxing Extinction
How the Channel Island fox made the fastest recovery of any mammal ever placed on the endangered-species list
In this story:
animals
The Burning Questions About Spotted Owls and Fire
The effects of a recent megafire in California have ignited a fresh debate about a prominent keystone species
