Home | About | Areas of Work | CSD | SD Topics | Resources | News / MediaResources > Publications > Core P u b l i c a t i o n s D a t a b a s e s C a l e ndarDocumentsPublications : : Core Publications : : Trends : : SD Topics : : Periodicals & NewslettersStatements & PresentationsMajor Agreements & ConventionsAcronyms & AbbreviationsLinksCore PublicationsAgenda 21 CoverTOCPreambleSec ISec IISec IIISec IVRio DeclarationForest PrinciplesOrder عربي | 中文 | English | Francais | Русский | EspanolAgenda 21 Agenda 21 is a comprehensive plan of action to be taken globally , nationally and locally by organizations of the United Nations System , Governments , and Major Groups in every area in which human impacts on the environment . Agenda 21 , the Rio Declaration on Environment and Development , and the Statement of principles for the Sustainable Management of Forests were adopted by more than 178 Governments at the United Nations Conference on Environment and Development ( UNCED ) held in Rio de Janerio , Brazil , 3 to 14 June 1992 . The Commission on Sustainable Development ( CSD ) was created in December 1992 to ensure effective follow - up of UNCED , to monitor and report on implementation of the agreements at the local , national , regional and international levels . It was agreed that a five year review of Earth Summit progress would be made in 1997 by theUnited Nations General Assembly meeting in special session . The full implementation of Agenda 21 , the Programme for Further Implementation of Agenda 21 and the Commitments to the Rio principles , were strongly reaffirmed at the World Summit on Sustainable Development ( WSSD ) held in Johannesburg , South Africa