"Paris sets off for climate", a symbolic and peaceful rally. 象徵性, 和平的集會

A man walks between shoes as hundreds of pairs of shoes are displayed at the place de la Republique, in Paris, as part of a symbolic and peaceful rally called by the NGO Avaaz "Paris sets off for climate", Sunday, Nov. 29, 2015. More than 140 world leaders are gathering around Paris for high-stakes climate talks that start Monday, and activists are holding marches and protests around the world to urge them to reach a strong agreement to slow global warming. (AP Photo/Laurent Cipriani)
Photos of the day - November 29, 2015
http://news.yahoo.com/photos/photos-of-the-day-november-29-2015-1448825043-slideshow/environmentalist-attends-demonstration-near-french-crs-police-cancellation-photo-152816518.html