Lyndon Pishagua Chinchuga, a representative of the indigenous peoples of the Peruvian Amazon, walks past a stand at COP 21, the United Nations conference on climate change, at Le Bourget on December 3, 2015 More than 150 world leaders are meeting under heightened security, for the 21st Session of the Conference of the Parties to the United Nations Framework Convention on Climate Change COP21/CMP11) from November 30 to December 11.  © AFP 