Teng Fei's research interests include climate policy, international climate regimes, consumer behavior in energy consumption, and energy modeling. He is also a lead author of the Intergovernmental Panel on Climate Change Fifth Assessment Report, Working Group III. He is lead author on the Second and Third China National Assessment Report on Climate Change, and a member of the drafting team for several key national documents, including the National Plan on Climate Change and the White Paper on Climate Change. He served as an advisory expert for China’s negotiation team under the United Nations Framework Convention on Climate Change for many years. He is also member of BASIC (Brazil, South Africa, India, China) expert group in BASIC ministerial meetings since 2011.