Pollution -- Law and legislation -- 3 Acid rain -- 1 Congresses 1 Congresses -- 1 Contamination -- 1 Developing countries 1 more ... Drinking water -- 1 Environmental aspects 1 Environmental law, International 1 Environmental law, International -- 1 Environmental policy -- 1 Environmental protection 1 Foreign relations 1 Groundwater -- 1 Law and legislation 1 Liability for water pollution damages -- 1 Maritime law 1 Transboundary pollution -- 1 Trials (toxic torts) -- 1 Water -- 1 less ...