20th
Anniversary

Messages

Under-Secretary-General, United Nations; Executive Secretary, Economic and Social Commission for Asia and the Pacific (UNESCAP)

Executive Secretary, United Nations Framework Convention on Climate Change (UNFCCC)

Former Vice President, International Institute for Sustainable Development (IISD)

Vice-President, Reporting Services and United Nations Liaison, International Institute for Sustainable Development (IISD)

Director General and Chief Executive Officer, International Institute for Applied Systems Analysis (IIASA)

Executive Secretary, Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES)

Chair of the Intergovernmental Panel on Climate Change (IPCC); Professor, Korea University Graduate School of Energy and Environment

Former Vice-President, Knowledge Management and Sustainable Development, Asian Development Bank (ADB); Distinguished Adjunct Faculty, Asian Institute of Technology (AIT)

Rector of the United Nations University; Under-Secretary-General of the United Nations

Director-General, The Energy and Resources Institute (TERI)

Executive Director, UN Environment

Vice President, Knowledge Management & Sustainable Development, Asian Development Bank (ADB)

Secretary General, ICLEI-Local Governments for Sustainability

Science Advisor to the Prime Minister of Malaysia; Founding Chair, Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES)