An unidentified substance has killed or injured hundreds of birds so far.
Despite some of the strongest renewable energy incentives in the country, California produces less than half the wind energy generated in the Lone Star State.
More and more crude oil is being transported into California by rail lines, and questions about safety are prompting local governments and environmentalists to take action.
Plan relies on renewables -- and fossil fuels -- to fill gap created by shutdown of nuclear power plant.
State Senator Darrell Steinberg is proposing a carbon tax on gasoline that would put a price on the pollution that causes climate change. The plan would also dismantle a key piece of California's existing climate law.
The East Bay city of Pittsburg is considering a new oil terminal to supply crude to Bay Area refineries, but some locals are concerned about the safety of the project.
California's deepening drought could have an effect on the electricity supply. Hydropower usually accounts for about 14 percent of the state's power, but with low reservoir levels, officials are preparing for it to be less.
Environmental groups are generally lauding Governor Jerry Brown's new budget, which includes an outline for spending revenue from the state's carbon auctions.
Despite its deserved reputation for climate leadership, California will have to hustle to make its own long-range emissions goals.
49ers fans may miss the cold weather at Candlestick Park, but can look forward to solar panels, bicycle parking and grass watered with recycled water. Levi’s Stadium in Santa Clara is being touted as the greenest stadium in the NFL.
From the debut of the world's largest solar plant to Comet ISON, zombified bees to the physics of sailing — it's been another year of diverse storytelling from the KQED Science team. Here's a round-up of our top 10 stories (based on page views) that you've enjoyed in 2013.
Drilling mud is the slick concoction used to cool and lubricate a drill bit, and it’s used for all kinds of wells, including oil and gas. Environmental groups are turning their attention to drilling mud, which is currently exempted from water monitoring.