As California officials consider a public takeover of PG&E, the concept has already shown results in other places.
California is a leader in the use of hydrogen fuel cells, but experts say they’re also well suited for the Midwest.
California is clamping down on oil exploration. Washington is expediting it on nearly 2 million acres of federal land here. How will this schism play out?
Cities in California and Massachusetts are advancing bans on natural gas hookups in new buildings.
Sacramento’s municipal utility will use blockchain software to track rewards for customers who charge with solar power.