Since 1983, Chairman of Development Alternatives, a social enterprise headquartered in New Delhi, dedicated to global, national and local sustainable development. 

Earlier, set up and headed the Office of Environmental Planning and Coordination, Government of India – the first national environmental agency in the South.  Subsequently was Director, INFOTERRA, the global environment information system of the United Nations Environment Programme. 

Was Special Advisor to the Brundtland Commission, and has served as advisor to the United Nations, World Bank, GEF and various other inter-governmental and government agencies. 

President of the Club of Rome . Has served on the boards of several international agencies, including the Worldwide Fund for Nature (WWF), the World Conservation Union (IUCN), EXPO 2000 in Hannover, the IISD, SEI, the Alliance for a New Humanity, World Future Council, WEF NGO Council.  Chairman of ’92 Global Forum, the NGO component of the Earth Summit at Rio de Janeiro .  Founder Member of the Factor 10 Club. 

Member of the National Security Advisory Board, the Science Advisory Council to the Cabinet and the National Environment Council of the Government of India .  Also Board member of several government, industry and NGO Boards in India .

Won the United Nations Sasakawa Environment Prize 2002, the premier global prize in the field, awarded by the UN Secretary General.  Also received the Karl Schwab Outstanding Social Entrepreneur Award, UN Global 500 Award, Stockholm Challenge Award, and the Nehru Award for Popularising Science from the National Science Academy.  

Ashok Khosla graduated from Cambridge University and received his doctorate in experimental physics from Harvard University.  He lectured at Harvard on physics, astronomy and environment.  More recently, he has lectured at many other universities, including Yale University, Oxford, Turin, Leiden, JNU, IITs and other universities in India.