Scientists at U.C. Berkeley are using a network of C02 sensors to more accurately monitor emissions. It's a model that is being used in some cities, and could eventually become a national program.

The city of Berkeley is repealing a landmark ban on natural gas hookups in new homes to comply with a court ruling. That could slow, but won't stop, the growing electrification movement.

PG&E, whose equipment started some of California's deadliest fires, proposes burying power lines in some areas. Local regulators have pushed back, citing costs. (Story aired on ATC on Nov. 1, 2023.)

Some parts of the state are already saturated and preparing for flooding. Gov. Gavin Newsom has declared a state of emergency.

California released a plan Wednesday to reduce the state's dependence on fossil fuels and zero out greenhouse gas emissions by 2045.

A California ballot proposition to tax the wealthy to pay for electric vehicle incentives has split the state's Democrats. Gov. Gavin Newsom made himself the face of the opposition campaign.

California officials have approved a plan to phase out new gasoline-powered cars by 2035. The state is the country's largest auto market and could set e standard for other states to follow.

Evacuations are expanding as a major fire in Northern California is threatening wine country including the city of Santa Rosa. That city was badly damaged just three years ago by another wildfire.

California is facing a searing heat wave and a growing number of wildfires — challenges only projected to get worse with climate change.

The inmates who usually help fight wildfires are not on the job this summer because of COVID-19. As the state enters peak fire season, that means its forces are down significantly.

Inmates who usually aid in the battle against wildfires are not on the job this summer because of COVID-19. As California enters peak fire season, its forces are down by more than a thousand.