This thoroughly updated and revised second edition combines practical and theoretical analyses to cover a wide array of cutting edge issues in international environmental law (IEL). The Research Handbook provides a comprehensive view of the complexity of IEL, both as a field in its own right, and as part of the wider system of international law. Expert contributors examine the key theories and concepts of IEL governance and provide an in-depth analysis of IEL principles, supplemented in this new edition by a consideration of the significant actors involved in international...