Fuel Efficiency: Target: Guzzlers

Speed Read: New fuel-efficiency proposals

With gas prices setting records, the Bush Administration has proposed an overhaul of fuel-economy standards. Instead of one overall rule for light trucks, SUVs and minivans, there would be six, with a sliding scale of m.p.g. requirements. What it means:

How would the new rules benefit the environment? They would toughen fuel-efficiency standards on such popular SUVs as the Ford Explorer and Jeep Grand Cherokee. The Bush Administration claims that would save 10 billion gal. of gas over the life of vehicles built from 2008 through 2011.

Any environmental downside? Groups like the Sierra Club say the rules would have the...

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