Rare Gray Fox Spotted After a Decade
What this fox has to say about the future of the city
Lands & Waters
"A New Wild" Looks at How Animals and Humans Can Thrive Together
The new five-part series shows that human relationships with nature need not be destructive.
A Sierra Club Activist Helps Protect L.A.'s Mountains
Roberto Morales helped to designate the San Gabriel Mountains as a national monument.
Can Bacteria Solve All Our Problems?
From generating engine-ready propane to warding off disease, bacteria is the latest hero in science.
5 Romantic Outdoor Spots for Valentine’s Day
These natural features prove Mother Nature is a romantic.
No Newts Is Bad Newts
The exotic pet trade could wipe out wild salamanders.
On the Power of the Sierra Club Cup
Kenneth Brower reflects on the meaning of his father's metal goblets
