This book takes stock of the major developments in international environmental law, while exploring the field's core assumptions and concepts, basic analytical tools, and key challenges. It aims to strike a balance between practical preoccupations and critical or theoretical reflection. Each chapter examines an issue that is central to scholarly debates or policy development. The book consists of forty-seven chapters in seven parts. Part I sets the stage, identifying overarching issues. Part II offers readers a range of theoretical lenses through which to analyse both the problems facing international environmental law and the solutions it may offer. Part III reviews the treatment of basic-issues areas. Part IV analyses the process of norma...