The aim of the course is to introduce students to the fundamentals of international environmental law. The course starts with a general discourse on the functions of law and how can law be employed to address global and regional environmental problems. A special emphasis is placed the relationship of environmental law and ethics. Then students learn basics on sources of international law and explore how these sources may apply to the protection of environment. This general introduction is followed by a more detailed analysis of such areas as climate change, biodiversity, fisheries, precautionary principle, negotiations of multilateral environmental agreements, state responsibility. The emphasis in this course is placed on interactive study methods e.g., active student engagement via teamwork, discussions and student presentations.