Christiana Figueres, Executive Secretary of the United Nations Framework Convention on Climate Change (UNFCCC), speaks at the opening of the 2012 UN Climate Change Conference, COP18/CMP8 (18th session of the Conference of the Parties and 8th session of the Conference of the Parties serving as the meeting of the Parties to the Kyoto Protocol), held from 26 November to 7 December in Doha, Qatar.