Amit Garg specializes in energy, climate change and sustainable development issues and offers courses titled Carbon Finance, Managing Energy Businesses, Sustainable Finance, Energy and Environment Policy, and Public Management. His current research interests include carbon and climate finance, energy businesses, corporate accounting of greenhouse gases, energy and environment modeling, water-energy nexus, and preparing businesses for climate change challenges.

He has co-authored 12 books, 25 international research reports and published extensively in international journals. He is a Lead Author for five reports of the UN's Intergovernmental Panel on Climate Change (IPCC). He is currently the Co-Chair of IPCC Emission Factor Database and Co-Editor-in-Chief of Carbon Management journal.

Prof Garg was felicitated by the Prime Minister of India in 2007 for his outstanding contributions to climate change research. He was also a prominent member and contributed to the award of Nobel Peace Prize to IPCC in 2007. He received the Distinguished Young Professor Award for Excellence in Research at IIMA in 2010 and Outstanding Researcher Award at IIMA again in 2016.

Prior to joining IIMA, Prof Garg worked as Senior Economist at UNEP Risoe Centre, Technical University of Denmark. He has worked on a large number of research and consulting assignments for international and Indian organizations including IEA, the World Bank, UNDP, UNEP, USAID, the European Union, UK government, German Government and Government of India's Ministry of Environment, Forest and Climate Change, Ministry of Science and Technology, Ministry of Agriculture, University Grants Commission, and many state governments.