Take a bow, Southern California: you’re officially an “Energy Star”.
The Supreme Court’s conservative justices cast doubt Wednesday on the Obama administration’s first-ever regulations aimed at reducing power plant emissions of mercury and other hazardous air pollutants.
House Republicans targeted a key element of President Obama’s strategy for fighting climate change, releasing a bill to delay the Obama administration’s plan to limit carbon pollution.
Parents and teachers at a California school district where celebrities including Cindy Crawford have removed their children over fears about PCBs filed a lawsuit Monday demanding all caulk containing elevated levels of the contaminant be removed.
Democrats on a congressional oversight panel are stepping up their investigation into how well states are regulating the disposal of oil and gas waste, citing continuing public concern about the potential environmental and health risks of hydraulic fracturing.
With the recent dip in oil prices, the Environmental Protection Agency wants the State Department to “revisit” how much of a toll the Keystone XL oil pipeline would have on global warming.
One of California’s most powerful lawmakers is demanding action after documents were uncovered detailing trucks leaving toxic waste on Southern California freeways.
Some Malibu school facilities may contain illegal levels of a toxic compound that is dramatically higher than previously reported, according to a parent-teacher coalition.
Federal regulators will be in one of the nation’s largest petroleum-producing areas to hold public hearings on a proposal aimed at reducing toxic air pollution through tough new controls on oil refineries.
Officials announced Thursday that the Exide battery recycling plant in Vernon has emitted risky levels of lead into the air, violating federal limits and endangering nearby residents’ health.
Los Angeles has topped the list of cities with the highest number of energy efficient buildings for the sixth year, according to the U.S. Environmental Protection Agency’s annual report, released Thursday.
An urban oil field blamed for causing chronic respiratory illnesses and nosebleeds in a South Los Angeles neighborhood will be modified to prevent leaks and decrease pollution.
An early-season rain storm scuttled plans Thursday for Mayor Eric Garcetti kayak down the Los Angeles River with the nation’s top environmental official.
Federal regulators have ordered a public water system on an American Indian reservation in the Coachella Valley after high levels of arsenic were found in the drinking water, officials said Tuesday.
Federal regulators will begin testing pollution levels in the air near freeways in Southern California and across the nation next year.