Environmental degradation remains a pressing challenge in many parts of the world. Climate change, loss of biodiversity, pollution, and depletion of resources continue to pose serious threats to sustainable development. Progressively, International Environmental Law has developed principles, including, the polluter pays, precautionary principle, common but differentiated responsibility and
... [Show full abstract] sustainable development, to guide states toward environmental sustainability. This study examines how these principles and rules undergirding selected Conventions such as the Rio Declaration, Agenda 21, the Convention on Biological Diversity (CBD), and the United Nations Framework Convention on Climate Change (UNFCCC) address environmental challenges. We argue that these conventions and frameworks provide crucial standards for environmental protection, but their effectiveness depends on their adoption and robust implementation and enforcement mechanisms and strategies anchored on the principles of environmental law that animate these Conventions.