| |||
загрязнение вод | |||
загрязнение воды | |||
загрязнение водоёмов | |||
загрязнение воды (вод) |
pollution des eaux : 36 phrases in 11 subjects |
Chemistry | 4 |
Construction | 5 |
Environment | 6 |
Forestry | 1 |
General | 1 |
Journalism terminology | 2 |
Medical | 1 |
Name of organization | 1 |
Natural resourses and wildlife conservation | 9 |
Nuclear physics | 2 |
United Nations | 4 |