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.
March 7, 2016, 6am PST
Having lost at the California Supreme Court, Big Oil will take their battle against California's Low Carbon Fuel Standard to the legislature with influential lobbyists.
September 23, 2015, 11am PDT
A toxic revelation about the use of software to cheat emissions testing, found in 11 million Volkswagen vehicles, has taken down the company's CEO and could cost the company around $7.3 billion.
March 3, 2015, 9am PST
California's cap-and-trade market saw its largest carbon sale, $1.02 billion, thanks to millions of motorists now paying about a dime a gallon for the right to emit carbon for the first time since the program began in November 2012.
December 4, 2014, 7am PST
For the first time since 2006, gasoline consumption in California increased from the prior fiscal year. From July 2013 through June 2014, consumption increased 1 percent.
February 24, 2014, 9am PST
AB 32, California's landmark climate change legislation, expires in 2020. Senator Fran Pavley (D-Calabasas), co-author of AB 32 in 2006, has teamed-up with Senator Ricardo Laro (D-Long Beach) to write a bill to continue emission reductions to 2030.
August 23, 2013, 11am PDT
California Air Resources Board Chairwoman Mary Nichols signed an agreement with Australia to share policy on reducing green house gas emissions. The Planning Report presents the following transcript of her remarks at the signing.
December 17, 2008, 8am PST
In back-to-back rulings, the Californian Air Resources Board approved the nation's strongest climate protection plan and the strictest on-road diesel emissions plans that will mean the oldest, most polluting trucks and buses will soon be no more.
December 11, 2008, 10am PST
At a crucial two-day meeting, the California Air Resources Board may adopt, reject or modify two separate, landmark, controversial plans - one on climate change, the other on diesel emissions from trucks and buses.
March 3, 2008, 11am PST
<p>In the San Francisco Bay Area, two public transit agencies are conducting trials with "Zero Emission Buses", or ZEBs. They are using different types of hydrogen fuel cell technologies, with very different results.</p>