Part 1. Arctic offshore hydrocarbons and international environmental law -- Introduction -- Drilling in the Arctic -- Identifying international environmental law -- Part 2. The obligations of states to protect the Arctic marine environment -- The right to resources and the no harm principle -- Human rights and the rights of indigenous peoples -- Caution and precaution -- The environmental impact assessment -- Monitoring and follow-up -- Part 3. Responsibility and liability -- Legal consequences of failures to protect the environment -- Liability for damage in the absence of a State's wrongful conduct -- Part 4. Conclusions -- The extent and limitations of international law in the marine Arctic.