主题词：Environmental law and policy; Property Rights and Legal Doctrine; Risk Perception and Management; Regulation and Compliance Studies; Environmental Justice and Health Disparities; Energy, Environment, and Transportation Policies; Environmental Conservation and Management; International Law and Aviation; Ethics in Clinical Research; Chinese history and philosophy; Ethics in medical practice; Global Energy Security and Policy; World Trade Organization Law; Social Acceptance of Renewable Energy; Climate Change and Geoengineering; Legal Systems and Judicial Processes; Legal and Constitutional Studies; Theology and Canon Law Studies; Biomedical Ethics and Regulation; Historical and Linguistic Studies; Global Development and Urbanization