Action 21

OBS: Plan de développement durable pour le XXIe siècle élaboré à la Conférence des Nations Unies sur l'environnement et le développement qui a eu lieu à Rio de Janeiro en 1992.

OBS: Framework set up to run from 1992 to 2000 to implement UNCED [United Nations Conference on Environment and Development] decisions.
OBS: Agenda 21 sets out a plan of action to guarantee that life in the next millennium will change substantially for the better. It was endorsed by the world's governments at the UN Conference on Environment and Development, Rio de Janeiro, ... in June 1992.