Ajai Malhotra Stockholm (Nairobi; 1982); contribution to the drafting of the 1990 London Amendments to the Montreal Protocol on Substances that Deplete the Ozone Layer, Convention on Biological Diversity, UN Framework Convention on Climate Change, Rio Declaration on Environment and Development, Statement of Principles on Forests, and Agenda 21; and participation in the UN Conference on Environment and Development (Rio de Janeiro; 1992). He was a member of the UNEP group of legal experts to examine the concept of "Common Concern of Mankind" in relation to global environmental issues. He was Counsellor (Information) at the Indian Embassy, Moscow, from 1993–1996, returning to
Montreal Protocol Mexico following with a similar proposal in 2010. After seven years of negotiations, in October 2016 at the 28th Meeting of the Parties to the Montreal Protocol in Kigali, the Parties to the Montreal Protocol adopted the Kigali Amendment whereby the Parties agreed to phasedown HFCs under the Montreal Protocol. The amendment to the legally-binding Montreal Protocol will ensure that industrialised countries bring down their HFC production and consumption by at least 85 per cent compared to their annual average values in the period 2011-2013. A group of developing countries including China, Brazil and South Africa are mandated to reduce