One of the largest solar projects in the United States was dedicated Monday, as California rushes to expand its use of green power to meet the state's renewable energy requirements.

California and U.S. officials sought Tuesday to bring order to California's boom for renewable-energy plants in the Mojave and other southern California deserts.

A solar-power generating station in central California is killing birds as they catch fire in the reflection of light from its massive array of mirrors, and now there are concerns that initial estimates of bird losses are too low.