Environmental activists from 350.org, left, demonstrate before the cameras of journalists during the United Nations Climate Change Conference in Cancun, Mexico, Thursday Dec. 9, 2010.  (AP Photo/Eduardo Verdugo)

Photo by: Eduardo Verdugo

Environmental activists from 350.org, left, demonstrate before the cameras of journalists during the United Nations Climate Change Conference in Cancun, Mexico, Thursday Dec. 9, 2010. (AP Photo/Eduardo Verdugo)