Here's a rough estimate (670 kg C eq/1,000 miles driving vs 87 kg C eq/1,000 miles biking) from Grist:
http://www.grist.org/advice/ask/2008/06/02/?source=daily Jeff Schimpff Environmental Analysis and Review Specialist Bureau of Science Services, Office of Energy and Environmental Analysis; and Ecosystem Management Team Wisconsin Department of Natural Resources "Bus, Bike, Walk or Carpool to Work for Clean Air for Kids" (*) phone: (608) 267- 7853 (*) fax: (608) 267-5231 (*) e-mail: [EMAIL PROTECTED] _______________________________________________ Bikies mailing list [email protected] http://www.danenet.org/mailman/listinfo/bikies
