Climate Wall in Cancun draws visitors

Visitors look at the UN Climate Wall, a photo exhibition, during the United Nations Climate Change Conference in Cancun, a resort city in Mexico, Dec 1, 2010. The talks, from Nov 29 to Dec 10, are being held to continue to search for solutions to the climate problem. About 25,000 participants from 194 countries gathered in Cancun for the conference. [Photo/Xinhua]