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Taking the lead

The passing of the California Global Warming Solutions Act of 2006 is a landmark towards cutting greenhouse gas emissions. Emissions must be reduced to 1990 levels by 2020. California's leadership in combating global warming is in line with its trendsetting role, which inspired the US government to enact the Clean Air Act of 1970. California's current governor, Arnold Schwarzenegger, has now inspired four other western states

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