California, Green | featured news

FBI agents on Thursday were searching the offices of a California solar energy company touted by President Barack Obama that recently halted operations, FBI spokesman Peter Lee confirmed to CNN. Search warrants were executed at the Fremont, California, offices of Solyndra, which recently filed for bankruptcy, in a joint operation involving the FBI and the Department of Energy, Lee said.

The retailer opted not to have the chargers, many of which were outdated, replaced for free under a program in California, saying that customers rarely, if ever, used them.

Air-quality rules in the region leave dairy farmers facing costly changes to generators used to burn methane to produce power. Some have put their renewable-energy plans on hold.

Central California is home to nearly 1.6 million dairy cows and their manure -- up to 192 million pounds per day.