The International Energy Agency's Chief Economist Fatih Birol presented the IEA special report "Redrawing the energy-climate map" to delegates at the UN Climate Change Conference in Bonn, a day after the report's official launch in London. The report outlines four essential steps to keep the global average temperature rise below the internationally agreed maximum 2 degrees Celsius temperature rise, using proven technologies and known policies, and without harming economic growth in any region of the world. The UN Climate Change Secretariat's Halldor Thorgeirsson made opening remarks on behalf of UNFCCC Executive Secretary Christiana Figueres .