Terry is Senior Department Fellow, Cambridge Centre for Climate Change Mitigation Research (4CMR), Department of Land Economy, University of Cambridge. He was the Founder and Director of the Centre from 2005 to 2011. He previously directed, with Doug Crawford-Brown, NewEDGE, a project funded by The Three Guineas Trust, one of the Sainsbury Family Trusts, to simulate the historical emissions of greenhouse gases.
Besides this work, his research responsibilities previously included contributions to the UK Energy Research Centre (UKERC) and to the FP6 European project Adaptation and Mitigation Strategies for Europe (ADAM), using the European and world models (E3ME and E3MG). He is Chairman of Cambridge Econometrics, the company originally formed by University of Cambridge researchers to apply the results of academic modelling research for business and government.
He was a Co-ordinating Lead Author (CLA) for the IPCC´s Fourth Assessment Report reporting in 2007, taking responsibility for the chapter on greenhouse gas mitigation from a cross-sectoral perspective. He was earlier a CLA for the IPCC´s Third Assessment Report and a member of the core writing team for the Synthesis Report Climate Change 2001. He is a member of the Scientific Advisory Board of the World Wide Views on Global Warming, and a member of Editorial Boards of International Journal of Climate Strategies and Management, of the International Journal of Global Warming and of Economic Systems Research.