A photographer's obsession uncovers the many faces of a river long known only as the backdrop for movie car chases.
Female farmers are as colorful as the crops they raise. These pictures will give you a taste of who they are and what they grow.
The all-solar plane has already made it from the Bay Area to Phoenix. Check out pictures from the first leg of Solar Impulse's historic trip across America.
New efforts to save the Salton Sea from ecological disaster are winding their way through the California state assembly.
ExxonMobil assures us that EVERYTHING IS COMPLETELY COPACETIC in Mayflower, Ark., where a ruptured pipeline blew tar-sands oil all over residents' yards and into streets, streams, and a nearby lake. Mmm hmm ...
Ever wonder who cooked up the idea of digging up all of Canada’s tar sands and piping them across the continent? All of your questions are answered here, cartoon style.
Both industrial designers and industrious teens alike are engineering tiny paragons of sustainable living. Behold some of our recent favorites.
Animals worldwide cope with climate change by getting physically smaller, in a biological trend scientists call "adorbs."
Photos of weeping seal cubs won't encourage you to walk more and waste less. Here are 11 great posters that encourage greener everyday habits.