The Magazine of The Sierra Club
Hummingbirds March North, Fueled by Sugar Water
Citizen science data reveals the tiny birds' feeder frenzy
Climate & Energy: Climate Change
I Used to Judge Citizen Scientists. Now I Am One.
In the Cayman Islands, amateurs play a big role in measuring coral-reef health
An Ultra Runner Campaigns for Water One Step at a Time
Mina Guli ran 40 marathons in 40 days to highlight the global water crisis
Want Better Environmental Policies? Ask a Woman to Run for Office
Emily’s List and environmental organizations see more women running as a win-win
Voices from the Peoples Climate March
Marchers came from near and far to join the demonstration in Washington, D.C.
Scenes From the Peoples Climate March
The diversity of the fight against climate change was out in full force
Indigenous Communities Lead Massive Peoples Climate March in D.C.
Estimated 200,000 converge on nation’s capital to demand climate justice
