October 21, 2017, 11am PDT
The program is voluntary, providing incentives to replace older, uncertified wood stoves for cleaner replacements or alternatives. In addition to decreasing air pollution, it reduces emissions of a "super climate pollutant," black carbon.
October 3, 2017, 6am PDT
Essentially that's what UC Davis, Yale, and MIT researchers found among California families who purchase very fuel efficient vehicles—they also pair them with gas hogs. If your family owns two vehicles, do you meet the profile?
October 1, 2017, 7am PDT
Eying European and Asian countries that have set, or are considering timelines to ban sales of cars that emit greenhouse gases, the California governor asked his chief air regulator to see why California couldn't follow suit.
September 16, 2017, 11am PDT
For almost two years, MUNI's diesel-powered buses in San Francisco have run entirely on renewable diesel fuel. Diesel-powered Amtrak trains running from San Jose to Sacramento could be next.
August 30, 2017, 5am PDT
Americans have increased their driving every year since 2011, and the first six months of 2017 were no different, increasing 1.6 percent compared to last year, according to data released Tuesday by the Federal Highway Administration.
Federal Highway Administration
August 2, 2017, 7am PDT
The biggest obstacle to the adoption of electric vehicles in California, a shortage of charging infrastructure, just became a lot more manageable thanks to $200 million from Volkswagen stemming the from the dieselgate settlement.
July 17, 2017, 12pm PDT
The California Supreme Court sided with the San Diego Association of Governments on July 13 in the first court case to decide how regional planning agencies must meet state-required reductions in greenhouse gas emissions from transportation.
The San Diego Union-Tribune
July 13, 2017, 2pm PDT
While premature to claim victory, a report from the San Francisco Chronicle suggests that the California Air Resources Board will prevail in a looming showdown with the U.S. EPA over whether to allow the state to set vehicle emission standards.
June 25, 2017, 1pm PDT
There is good news in the most recent Federal Highway Administration Travel Trends report—if you look hard enough.
June 12, 2017, 10am PDT
It's not one or the other but both, argues Denny Zane of Move LA in a guest commentary for the Los Angeles Daily News about the decision that Los Angeles County Metro will make on June 22 on the future of the nation's second largest bus fleet.
June 10, 2017, 11am PDT
California is demonstrating that improving the economy and the environment go hand in hand. A new inventory report from the state's Air Resources Board notes changes in gross domestic product, population, and greenhouse gas emissions since 2000.
California Air Resources Board
May 15, 2017, 2pm PDT
While California cap-and-trade survived a legal challenge last month, a haze still surrounds the program. Carbon permit sales are low, and the program's longevity is threatened after 2020. A new bill was introduced to transform the program.
April 23, 2017, 7am PDT
The California Air Resources Board has petitioned the U.S. EPA to adopt more stringent emissions standards for locomotives in order to improve air quality at rail yards, many of which are located adjacent to disadvantaged communities.
April 3, 2017, 12pm PDT
Revised transportation funding legislation is needed to meet California's ballooning infrastructure deficit, but it needs a supermajority to pass, and it contains a fatal flaw for clean air activists.
March 27, 2017, 1pm PDT
While Congress is attempting to roll back a federal regulation on methane emissions, the California Air Resources Board approved a landmark rule that regulates methane emissions from onshore and offshore oil and gas production and storage facilities.
March 27, 2017, 9am PDT
A legal battle is looming between the nation's two most powerful environmental regulators after the California Air Resources Board on Friday defied President Trump by approving vehicle fuel efficiency standards that Trump has promised to ease.
March 8, 2017, 10am PST
The U.S. EPA has signaled that it will withdraw an earlier decision to maintain the 54.5 miles per gallon target. Should that happen, a major casualty will be electric vehicles, according to one prominent EV advocate interviewed on NPR.
March 7, 2017, 11am PST
On Tuesday, the Trump administration anticipates unraveling two signature Obama environmental regulations: fuel efficiency standards for model year 2022-2025 light-duty vehicles and beginning the undoing of the Clean Power Plan.
January 27, 2017, 9am PST
The biggest threat to California's cap-and-trade program, a critical component of the state's comprehensive effort to reduce greenhouse gas emissions, may not come from the Trump Administration but from a lawsuit heard in Sacramento on January 24.
January 24, 2017, 9am PST
Oklahoma Attorney General Scott Pruitt suggested that as administrator of the Environmental Protection Agency he might not allow California to set its own stricter motor vehicle emissions standards.