January 11, 2015, 11am PST
The House voted for the tenth time to approve the pipeline, and a split decision by the Nebraska Supreme Court removes a key objection of President Barack Obama to ruling on Keystone XL. The Senate begins debate Monday.
December 16, 2014, 7am PST
Known as the Lima Accord, after the capital of Peru where representatives from 200 nations met for two weeks, a deal was reached to reduce greenhouse gas emissions in preparation for talks to be held in Paris in December. But is it strong enough?
December 8, 2014, 9am PST
An appellate court's rejection of SANDAG's $200 billion sustainable communities plan holds far-reaching implications for how regional planners evaluate greenhouse gas emissions from transportation to meet SB 375 requirements to the year 2050.
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.
December 3, 2014, 10am PST
Urban emissions researchers have been invited to speak at the UN Climate Conference in Lima. Their findings: through focused and networked monitoring, cities can make real inroads on cutting carbon.
August 15, 2014, 10am PDT
It could be as low as nine cents per gallon, or as high as 76 cents, writes UC Berkeley energy expert Severin Borenstein. On January 1, transportation fuels are included under California's landmark cap and trade program.
August 1, 2014, 11am PDT
An overview of how Los Angeles County’s Department of Parks and Recreation is creating projects that tackle the effects of climate change, by planner Clement Lau.
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.
January 16, 2014, 6am PST
For urbanists who have reduced their carbon footprints by driving less and living more densely in smaller homes, researchers from UC Berkeley have some bad news. Your reduced emissions are canceled out by those in the suburbs ringing your city.
Los Angeles Times - Science Now
January 7, 2014, 9am PST
California's embattled high speed rail, which appears to be on life support following a Nov. court ruling, will receive funds from the state's carbon cap & trade program in Gov. Brown's budget to be released Friday. But will it make a difference?
The Sacramento Bee - Capitol Alert
October 16, 2013, 7am PDT
Though the U.S. Supreme Court turned aside a more aggressive challenge to the EPA's climate regulating authority, it has agreed to hear arguments on the agency's ability to limit emissions from stationary sources.
September 27, 2013, 10am PDT
China's drive to reduce urban air pollution and increase energy security will unleash massive carbon and toxic emissions, almost tripling its current emissions over 40 years. The plan is to build 40 plants to convert coal to synthetic natural gas.
September 24, 2013, 2pm PDT
Even if our warming planet wasn't threatened with environmental catastrophe, the case for reducing fossil-fuel use is an easy one to make. A new study shows that reduced air pollution from cutting emissions would save millions of lives by 2100.
September 12, 2013, 7am PDT
A new study from the U.N. Food and Agriculture Organization found that the 1.3 billion tons of food wasted every year make it one of the largest sources of greenhouse gas emissions.
July 1, 2013, 6am PDT
Two very different grades are assigned, one from David Hawkins, Director of Climate Programs at NRDC; the other from a college senior working on a fossil fuel divestment campaign. Michael Brune of the Sierra Club differs with Hawkins on natural gas.
June 28, 2013, 9am PDT
A new research study out of Switzerland quantifies the disproportionate contribution to greenhouse gas emissions made by large homes and relatively long commutes. In one Swiss town, twenty-one percent of households create 50 percent of the emissions.
June 25, 2013, 11am PDT
It doesn't involve cap-and-trade or a major international protocol, but the sweeping climate plan unveiled by President Obama today is 'the most far-reaching effort by an American president' to address climate change. Best of all, it skirts Congress.
June 24, 2013, 12pm PDT
At the beginning of a two-day trip to India, the world's third largest emitter of carbon dioxide, U.S. Secretary of State John Kerry made solving climate change a focus of his public remarks. The U.S.'s own failures elicited skepticism from locals.
June 18, 2013, 11am PDT
An historic plan to limit greenhouse gas emissions is being covertly developed by the Obama administration, reports Neela Banerjee. The plan could for the first time set limits on the country's biggest emitters: power plants.
June 1, 2013, 1pm PDT
A new infographic shows in elegant detail exactly how much individual sources and sectors contribute to global greenhouse gas emissions. Brad Plumer parses the data.