Oct. 22, 2009

By Micheline Maynard

...Environmentalists argue that the switch has been worth it, in terms of public health. “People say that it’s expensive to switch from diesel to hybrids or natural gas. The question is, how much are your kids’ lungs worth?” said Daniel Becker, director of the safe climate campaign of the Center for Auto Safety in Washington...Meanwhile, the public interest in hybrids of all types, cars and buses, also helps, Mr. Becker said. “It’s sort of a rolling ad that you can live a comfortable lifestyle without destroying the planet at the same time.”

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