The Pentagon has made it clear that its "Buy American" policy will be in effect for solar panels — which means Chinese-made solar panels are no longer acceptable for US military installation in the US and abroad.
Japan's prime minister has unveiled a plan to restart the country's nuclear energy program almost three years after the Fukushima disaster. But given the country's deep divide over nuclear power, the plan is short of specifics and retains a commitment to developing renewable energy sources.
Ethanol has largely fizzled here in the US. But in Brazil, people have been driving their cars for years powered only by sugarcane ethanol. In recent years though, ethanol in Brazil has hit a speed bump.
The nuclear accident at the Fukushima Daiichi power plant is considered the second worst nuclear disaster in history. Science journalist, Geoff Brumfiel has been writing about the Fukushima disaster for Nature magazine. He spoke with Marco Werman.
The World's Rhitu Chatterjee reports on some of the obstacles to India's ambitious plans for nuclear power. There are concerns within India about liability in the case of accidents and land takings to build the plants.
US Energy Secretary Steven Chu and US Commerce Secretary Gary Locke are in China. They're meeting with their Chinese counterparts to discuss combating global warming. The World's Mary Kay Magistad reports.
Marco Werman talks with Robert Kaufmann, director of the Center for Energy and Environmental Studies at Boston U, about the new technologies which are helping the oil industry search for oil in many areas once considered too difficult.