USA TODAY / AP: Solar power has been held back by costs. It’s still about three times more expensive than electricity produced by natural gas, according to estimates by the Energy Information Administration. But the financial barriers are falling fast.
Solar power installations doubled in the United States last year and are expected to double again this year. More solar energy is being planned than any other power source, including nuclear, coal, natural gas and wind.
Solar panel prices have plunged by two-thirds since 2008, making it easier for installers to market solar’s financial benefits, and not simply its environmental ones… (more)
