California Governor Arnold Schwarzenegger is leading an aggressive charge against global warming in his state. Will the country follow?
Ed Begley, Jr. and Bill Nye have a friendly rivalry over who can have a smaller carbon footprint. But not every Californian can afford to join the game.
California plans to scrap coal and turn more to wind and solar to generate electricity. The technological and political challenges are formidable.
While California Assemblyman Chuck DeVore wants the state to build more nuclear power plants, a company called Nanosolar is betting on new ways to harvest sunlight.
In a state where the car is king and people drive from one end of a mall to the other, can California meet its goals to slash carbon emissions?
Will the plug-in hybrid be the centerpiece of a new energy system? Steven Chu believes science can find answers, like this one, to our energy and climate problems.