 |
| |||
| pollution of the environment | |||
| contamination of the environment | |||
| Verschmutzung der Umwelt: 4 phrases in 3 subjects |
| Alternative dispute resolution | 1 |
| Environment | 2 |
| Nuclear physics | 1 |
|
| |||
| pollution of the environment | |||
| contamination of the environment | |||
| Verschmutzung der Umwelt: 4 phrases in 3 subjects |
| Alternative dispute resolution | 1 |
| Environment | 2 |
| Nuclear physics | 1 |