Companies, once seen as an obstacle to or even an enemy of curbing emissions, now realize that tackling climate change can be good for their bottom line.
As international leaders convene in Paris to talk about solutions for climate change, one tribe on the Washington coast reluctantly plans its retreat from the encroaching Pacific Ocean.
In a press conference in Paris, Obama said that climate change is probably the hardest kind of problem for politicians to solve, yet despite the hurdles, he's optimistic.
Providence is widely considered the finest restaurant in Los Angeles. Its award-winning chef, Michael Cimarusti, is piloting Dock to Dish, a program that hooks chefs up directly with local fishermen.
Hot or cold, in a soda, hot toddy or beer — people are finding all sorts of ways to imbibe cascara. It's a caffeinated, tea-like drink with a fruity flavor made from dried coffee cherries.
Representatives are in Paris hammering out an agreement to cut CO2 emissions. But most of the people charged with preparing cities and towns for the worst impacts of climate change won't be there.
In Paris, President Obama meets with the leaders of island nations — they are among the first to feel the effects of rising sea levels. Obama will urge the leaders to get serious about climate change.
Named Sustainability Base, a NASA facility in California is a model for energy-efficient federal buildings. It's powered by a fuel cell like those used on spacecraft and recycles water for flushing.
The 1997 Kyoto treaty set targets for cutting greenhouse gas emissions that many nations didn't meet. This time, stakes are higher and all countries will be asked to set and meet their own limits.