Accomplished climate change researcher, policy adviser and mentor, with more than 25 years of international experience in environmental sustainability; Serves as Climate Change Focal Point for ADB's Southeast Asia Regional Department since 2009; Formulated and implemented several technical assistance and investment projects on climate change adaptation and mitigation of greenhouse gas emissions in various sectors, including those from agriculture, forestry and land use.

Played a leading role at the intersection of climate change science and policy in Asia, and in bringing forward the Asian perspectives on the future climate regime to international forums; Contributed to global initiatives including the Intergovernmental Panel on Climate Change (IPCC), Global Environmental Outlook, Millennium Ecosystems Assessment, and the United Nations Framework Convention on Climate Change as an author and/or reviewer; Chaired several international events and organized more than 50 workshops on approaches to address climate change and environmental sustainability.

Edited 8 books including "Climate Smart Development in Asia", "Low Carbon Transport in Asia" and “Handbook of Precision Agriculture” Author or co-author of more than 90 peer-reviewed publications. Presented at more than 150 international events and serves as a member of the editorial boards of five scientific and policy journals. Received a gold medal, letter of appreciation from the Prime Minister of India, the Eisaku Sato Memorial Foundation Prize of the United Nations University and other awards.