math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

Barcelona

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

Climate change action group 350.org Do The Math tour Boulder event, Sunday night, December 2, 2012. Glenn Miller Ballroom, University Memorial Center, University of Colorado, Boulder, Colorado, USA

math.350.org/

Photo by Steve Liptay

This photo is a day late.... but what the heck...

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

Warner Theater lobby, Washington, D.C., 18 Nov 2012

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay

math.350.org/

Photo by Steve Liptay