Weston Boyles gets youths from Chile and the U.S. on the water together
By
Connor McGuigan
July 6, 2018
We've ruined too many of our rivers, but a unique law gives us a chance to protect many others
By
Jason Mark
June 28, 2018
There's still time to stop oil drilling in the Arctic Refuge
By
Michael Brune
June 30, 2018
Power from trash—recycled batteries from dead laptops hook up to solar panels
June 29, 2018
Leonard Higgins explains why we broke the law to protect the climate
By
Leonard Higgins
July 2, 2018
It was one of the largest sources of sulfur dioxide pollution in the country
By
Katherine Wei
July 6, 2018
A veteran mountaineer discovers that long-distance kayaking is a whole different kind of outdoor adventure
By
Charlotte Austin
July 2, 2018
Camille Seaman turns landscape photography into portraiture
By
Jonathan Hahn
June 30, 2018
When a quick dip to cool off goes bad
By
Leonie Sherman
July 5, 2018
Fluorescent puffins, jazz whales, and blaming air pollution for the ref's bad calls
By
Paul Rauber
June 28, 2018
One river guide's choice kayaks, oars, PFDs, and other water wares
By
Conor Mihell
July 1, 2018
This volunteer has helped to close one fossil fuel terminal after another
By
Wendy Becktold
July 6, 2018
Hint: It's not a pretty picture
July 7, 2018
Jonathan P. Thompson's new book investigates the Gold King Mine disaster
By
Jeremy Miller
July 3, 2018
A raft of new books celebrate the 1869 Powell expedition
By
Jason Mark
July 3, 2018
Mr. Green calls up the answer
By
Bob Schildgen
July 1, 2018
Why did Scott Pruitt's huge security detail have to accompany him to Disneyland?
By
Paul Rauber
June 28, 2018
Cities carefully monitor lead in the water supply, except when they don't
By
SIERRA Staff
July 2, 2018