May 2012
- 10 Bike to Work Day, Thursday
September 2010
- 11 SF Bicycle Coalition Rec Ride: Solar Systems wiserearth.org
September 2009
- 18 PARK(ing) Day 2009
2008
- March 29 2008 Earth Hour - Diary San Francisco is a participating city
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May 2012
September 2010
September 2009
2008
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