Francisco has reached an ambitious goal to reduce greenhouse gases locally two years ahead of schedule.
San Francisco Mayor Ed Lee announced today that The City's municipal fleet of vehicles are switching from petroleum diesel to renewable diesel.
The CleanPowerSF program has taken over a decade to be developed and still faces issues that might further hold up implementation.
Gov. Jerry Brown Wednesday set a new target for greenhouse gas reduction in California.
Chevron has reversed its earlier position, agreeing to stricter caps on emissions.
A method of storing greenhouse gases below ground has prompted a series of earthquakes in Texas.