CAISO's new 20-year transmission outlook projects a need for $30.5 billion in new lines to carry renewable and stored power across California and the West.

California’s hydrogen fueling network must expand beyond ports if the state is to meet its zero-emission vehicle goals, speakers said during a workshop.

A new study says operating PG&E's Diablo Canyon nuclear plant beyond its scheduled 2025 retirement would cut costs, cut emissions and bolster reliability.

A petition challenges the California Air Resources Board's inclusion of dairy-manure biomethane as potentially eligible for credits under the agency’s LCFS.

The California PUC began investigating the safety practices of gas and electric utilities under its jurisdiction to head off disasters.

California lawmakers allocated $2.7 billion for ZEVs in the 2021-2022 state budget this summer and designated $1.2 million more in the next two years.

Increased use of renewable diesel and greater availability of hydropower helped California cut its greenhouse gas emissions by 1.7% in 2019.

A new app from the Department of Energy is aimed at cutting the soft costs that now make up about two-thirds of the price of rooftop solar systems.

A California lawmaker has proposed a bill that calls for carbon neutrality in the state’s cement and concrete industry by 2045.

A surge in applications for residential solar systems is straining local building departments, a situation NREL wants to help fix.