United Nations Conference on Environment and Development (UNCED)

United Nations Secretary-General Boutros Boutros-Ghali opened the United Nations Conference on Environment and Development (UNCED) – or Earth Summit – on 3 June 1992, and Fernando Collor De Mello, President of Brazil, was elected as President of Conference. Maurice Strong, of Canada, was Secretary-General of UNCED. The Conference, by means of a resolution proposed by Brazil, adopted and recommended for endorsement by the General Assembly at its next regular session: the Rio Declaration on Environment and Development; a programme of action entitled "Agenda 21"; and a "Statement of Principles on the Management, Conservation and Sustainable Development of All Types of Forests".
Secretary-General Boutros-Ghali (with glasses) greets President Collor de Mello and Mrs. Roseane Collor de Mello as they officially arrive at Rio Centro for the opening of the Conference on 3 June. Right to left of the Secretary-General are Mrs. Leah Boutros-Ghali; Mr. Strong; Mrs. Hanne Strong; and Marcelo Alencar, Mayor of Rio de Janeiro. In addition to serving as Secretary-General of this Conference, Mr. Strong also presided as Secretary-General of the Environmental Conference at Stockholm on 5-16 June 1972.