Potsdam, 25 February 2013 – The expert and government review of the second order draft of the Working Group III contribution to the Intergovernmental Panel on Climate Change (IPCC) Fifth Assessment Report (AR5) starts today, Monday, 25 February. For the second review of its contribution, Working Group III, which covers mitigation of climate change, is seeking input from voluntary expert reviewers from all relevant fields. The second order draft of the contribution will also be reviewed by the member governments of the IPCC. The review period runs until 22 April, and registration for access to the draft is open.