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diffuse pollution; diffuse pollution Pollution from widespread activities with no one discrete source, e.g. acid rain, pesticides, urban run-off etc. | |||
non-point source pollution | |||
pollution from non-point sources | |||
non point source pollution; NPS pollution |
pollution diffuse : 8 phrases in 2 subjects |
Environment | 6 |
Natural resourses and wildlife conservation | 2 |