52 ENVIRONMENT | MT 5206 environmental policy | BT1 environmental policy | NT1 cost of pollution | RT degradation of the environment [5216] | environmental offence [1216]
52 UMWELT | MT 5206 Umweltpolitik | BT1 Umweltpolitik | NT1 Kosten der Umweltbelastungen | RT Umweltdelikt [1216] | Umweltverschlechterung [5216]