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PR Newswire

Commuters Across the U.S. and Canada Commit to Zipcar's "Low-Car Diet" Challenge

CAMBRIDGE, Mass., July 27, 2011 /PRNewswire/ -- For the fourth year in a row, the challenge is on.  Starting this week, 36 selected participants across the U.S. and Canada have pledged to give up their personally-owned vehicles for 30 days and seek alternative methods of transportation as part