California Likely to Play Prominent Role in New Federal Rules on Vehicle Emissions

California is likely to play a prominent role as the federal government develops tougher standards to limit greenhouse gas emissions from cars and trucks over the next several years.

In many ways, the state’s effort to develop its own emissions standards for cars and light trucks in 2004—rules subsequently adopted by more than a dozen other states—provided the impetus for a single national program for greenhouse gas emissions…

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