Mr Muhammad Irfan Tariq joined Government of Pakistan in 1991. Presently Mr. Tariq is serving as Director General (Environment & Climate Change) in Ministry of Climate Change. Mr Tariq is serving as National Focal Point for United Nations Framework Convention on Climate Change and has been involved in the climate negotiations since the Rio Summit. Mr Tariq is also serving as Member of Executive Board of Clean Development Mechanism of UNFCCC for the last 3 years. Furthermore, he serves as Vice Chair of the Working Group-II of Intergovernmental Panel on Climate Change (IPCC).