The IPU Committee on United Nations Affairs met on Monday, 17 October 2011. The Committee deliberated on the following items: . Hearing with the United Nations High Representative for the Alliance of Civilizations; . Panel discussion on Nuclear Weapons - the road to Zero; . Parliaments and the Istanbul Programme of Action (IPoA) for the Least Developed Countries; . Cooperation between the United Nations, Parliaments and the IPU; . Panel discussion on the Green Economy: A breakthrough for sustainable development; and . State of play in preparations for the forthcoming session of the UN Climate Change Conference.