The Magazine of The Sierra Club
science
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?
Elephant Populations Decline by 30 Percent
A new survey by the Great Elephant Census shows a dramatic drop in savanna elephant numbers in Africa
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
The Brains of Beasts
In the book Are We Smart Enough to Know How Smart Animals Are?, Frans de Waal argues that our fellow creatures deserve more credit
Volcano Storm
Volcanic eruptions attract lightning. Here's what it looks like.
What will climate change do to America's first national park?
One day parts of Yellowstone may look like Las Vegas
