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Study: Johns Hopkins Says Shrinking Streets Could Improve Safety

The Truth About Cars

p][cuttext][/cuttext][p][br][/p][p]Researchers examined 7,670 sections of pavement in Dallas, New York City, Philadelphia, Salt Lake City, Miami, Denver, and Washington D.C. blockquote][blockquote]The researchers also found no significant changes in car crashes with wider traffic lanes in a speed limit zone of 20–25 miles per hour.

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Study finds cities can reduce CO2 more easily from residential conservation than transportation

Green Car Congress

The researchers also found that policies with the biggest local impact vary from city to city, with faster-growing Sun Belt cities such as Houston and Phoenix having the potential to enact a bigger reduction in residential emissions than older cities such as Boston or Philadelphia, which see less change in their housing stock.