The Magazine of The Sierra Club
Running Has a Waste Problem
Fortunately, sustainable alternatives like reusable cups are picking up speed
Latest Updates
Puma Patrol
How cougars keep the roadways of Washington's Olympic Peninsula safe
Chinook Salmon Are Returning to This River After Nearly 50 Years
Cowlitz Tribe helps reintroduce the largest Pacific salmon species to watershed inside Mount St. Helens monument
Why Heat and Data Centers Could Be a Deadly Combo
Emergency power for data centers could pollute the air when people are at their most vulnerable
In this story:
data centers
Why Is Canada on Fire, Really?
Trump and the Republican Party blame poor forest management. The science shows otherwise.
Piles of Mushrooms Are Rotting in This Colorado Town to Help Curb Forest Fires
Meet the Colorado community members using fungi to combat fires in their neighborhoods
The Trump Administration Is Trying to Build Data Centers on Public Lands
The latest was supposed to be a solar project. Now, in a “bait and switch,” it’s set to power AI.
Effort to Unleash Cattle on Public Land Spells Trouble for Ecosystem Health
Conservation groups warn of the consequences of more livestock grazing
The Roots of AI’s Energy Problems
Scientists are trying to devise greener solutions for powering the technology
The People Who Grow America’s Potted Plants Need More Climate Protections
Farmworkers in Florida are working with retailers to create lasting safety protocols for working in the heat
Rae Wynn-Grant Is Breaking the Mold
The first Black woman to lead a major wildlife TV program is showing millions that anyone can be a wildlife champion
Trump and Republicans Peddle False Claims About Wildfires
It’s part of an ongoing pattern of disinformation spreading in response to climate-fueled extreme weather
How Particulate Matter From Wildfire Smoke Impacts Our Health
People with health issues say it worsened their symptoms or forced them to stay inside
“A Stake Through the Heart of the Endangered Species Act”
How the Trump administration’s regulatory rollbacks threaten thousands of plants and animals with extinction
New Direction in Grizzly Management Could Be a Stepping Stone for Delisting
Federal government hands grizzly bear policy over to states that have been hostile to recovery
Rewilding a Massachusetts Golf Course Back to Wetlands
The first project of its kind in the state is part of an effort to improve climate resilience
A New Fight Over National Monuments Emerges in Utah
Bears Ears and Grand Staircase–Escalante National Monuments are once again threatened by a major downsizing
Where Have All the Tufted Puffins Gone?
Researchers try to solve the mystery of why these adorable seafaring birds are disappearing
