Improving operation and maintenance of waste treatment facilities

Agenda 21 recommends focusing on the rehabilitation, operation and maintenance of existing facilities and technical assistance on improved maintenance practices and techniques, this to be followed by the planning and construction of waste treatment facilities.

This strategy features in the framework of Agenda 21 as formulated at UNCED (Rio de Janeiro, 1992), now coordinated by the United Nations Commission on Sustainable Development and implemented through national and local authorities.