Nonprofit Cool the Earth releases the environmental app for Earth Day
The Simi Hills in Southern California were recently blessed with two very furry baby girls! Welcome bobcat kittens B326 and B327.
With rallies, protests, lobbying, and letter-writing campaigns, Pennsylvania Sierra Club activists have been working to rein in their state's fracking juggernaut.
Matthew Kearns: Offshore wind energy activist, former member of the Sierra Club Long Island Group's executive committee, long-distance runner.
The world's population is unlikely to stop growing this century.
The answers to all our material desires are lying at the bottom of the dumpster. Welcome to the new alchemy.
Lynn Jurich, The CEO of solar-leasing company Sunrun has a plan for your roof.
From rare baby tortoise sightings to fracking bans.
Well-planned translocations of rare animals can be a lease on life. Hurried moves while the bulldozers rumble are death sentences.