| Subject | English | Dutch |
| environ. | diffuse pollution source | bron van diffuse verontreiniging |
| environ. | diffuse pollution source | diffuse verontreinigingsbron |
| environ. | diffuse source | diffuse bron |
| environ. | diffuse source | diffuse bronnen |
| environ. | diffuse source Pollution which arises from various activities with no discrete source | diffuse bron |
| environ. | diffuse source input | inbreng vanuit een diffuse bron |