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| non point source pollution; NPS pollution | |||
| diffuse pollution; diffuse pollution Pollution from widespread activities with no one discrete source, e.g. acid rain, pesticides, urban run-off etc. | |||
| pollution from non-point sources | |||
| non-point source pollution | |||
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pollution diffuse : 9 短语, 3 学科 |
| 地质学 | 1 |
| 环境 | 6 |
| 自然资源和野生动物保护 | 2 |