California to cut gas emissions
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Arnold Schwarzenegger signs a law which sets targets to reduce California's greenhouse gas emissions.
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California should try to add solar energy systems to 1 million homes by 2017 to save electricity and cut pollution from power plants, Gov.
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California is set to introduce tough laws on greenhouse gas emissions in a deal reached by Governor Schwarzenegger.
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Democratic presidential candidate  Barack Obama on Tuesday proposed a federal low-carbon fuel  standard patterned on California&#39;s ambitious goals.
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SACRAMENTO, California  - California made a bold   move to curb global warming by passing on Thursday the United   States' first bill to cap man-made greenhouse gas emissions   which state leaders hope will be emulated across the country.
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California made a bold move to curb  global warming by passing on Thursday the first bill in the  United States to cap man-made greenhouse gas emissions, an  action state leaders hope will be copied across the country.
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California's landmark effort to set a cap on greenhouse gas emissions is just one step in a long-term strategy by the nation's most populous state to combat global climate change, Gov. Arnold Schwarzenegger said in an interview.
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California air-quality regulators  on Friday adopted the nation's first-ever rules to reduce car  emissions linked to global warming.
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The California Air Resources Board on Friday approved a regulation to require that automakers sell vehicles with reduced emissions of heat-trapping gases by 2009, a move opposed by car companies that could eventually add more than $1,000 to the price of a
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By Ian Hoffman; Janis Mara  BERKELEY -- Energy giant BP LLC and the governors of California and Illinois on Thursday launched the world's first concerted effort here to use biology for producing fuels and curbing greenhouse gas emissions.
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The Golden State filed suit on Wednesday for the right to limit greenhouse-gas emissions from autos.
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The state of California has itemized greenhouse gas emissions into specific categories from pig emissions to household kerosene use to jet fuel burned. Wired Science shows you what the data means.
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Greenhouse gas emissions will be less expensive to reduce than previously estimated, says United Nations panel.
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Governors of both parties are taking the lead on finding ways to reduce greenhouse-gas emissions.
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In a move backers hope will   inspire other states to follow suit, California Gov. Arnold   Schwarzenegger signed a pioneering law on Wednesday aimed at   reducing the state's greenhouse gas emissions.
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The Environmental Protection Agency granted California long-awaited permission Monday to slash emissions from lawn mowers and other small-engine machines, a change it will seek nationally next year.
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U.S. environmental regulators issued new standards on Friday to reduce the amount of cancer-causing emissions from gasoline, vehicles operating in cold weather and portable gas cans.