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Obama helped make cars more efficient, but now they spew black carbon

11 monthes ago   |   By Grist

If you're getting more bang for your buck at the gas pump today than you were a decade ago, you can thank the Obama administration. Obama's 2012 updates to the Corporate Average Fuel Economy standards, or CAFE standards, made new cars more fuel-efficient and reduced their carbon dioxide emissions. But a study published this week casts a dark shadow over that success story. Researchers found that the path we've chosen to better fuel economy could end up costing the U.S. hundreds of lives each year.
“I think this was a classic case of unintended consequences,” said Rawad Saleh, an assistant...
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