http://project1015.com/sound_bytes/view/session/sierra_club_interview_10_16_09/186/ SF river clean-up, carbon footprints, and one bag o' trash per year Fri, 10 Sep 2010 15:06:36 MDT 2010 project1015.com en-us project1015.com SF river clean-up, carbon footprints, and one bag o' trash per year http://project1015.com/sound_bytes/view/session/sierra_club_interview_10_16_09/186/ http://project1015.com/sound_bytes/view/session/sierra_club_interview_10_16_09/186/ Fri, 16 Oct 2009 17:16:58 MDT 14:09