Cyclists power lights on an installation depicting a Baobab tree part of a renewable energies display on Durban's beachfront during the COP 17 / CMP 7 United Nations (UN) Climate Change Conference 2011 in Durban, South Africa, 29 November 2011. COP 17 is the 17th session of the Congress of the Parties (COP) comprising 194 countries meeting to discuss the United Nations Framework Convention on Climate Change (UNFCCC) between 28 November and 09 December 2011.