Agenda 21 and the Evolution of Global Environmental Governance: A Critical Examination Introduction The adoption of Agenda 21 at the United Nations Conference on Environment and Development (UNCED) in Rio de Janeiro in 1992 marked a watershed moment in the evolution of global environmental governance. Conceived as a comprehensive, non-binding action plan for achieving sustainable … Continue reading Critically examine the significance of Agenda 21 as a landmark framework for sustainable development, and evaluate the extent to which subsequent global initiatives and international environmental regimes have advanced, transformed, or diverged from its original objectives.