Nothing, "non point pollution" is a meaningless English phrase, did you copy it down correctly, it seems to need extra words to make sense.
Nonpoint-source pollution
Nonpoint source pollution is difficult to regulate, because its source is difficult to track.
Karen Rahmeier has written: 'Nonpoint source control plan for the Narrows Creek and Baraboo River priority watershed project' -- subject(s): Nonpoint source pollution, Water quality management, Wisconsin Nonpoint Source Water Pollution Abatement Program 'A nonpoint source control plan for the Neenah Creek Priority Watershed Project' -- subject(s): Nonpoint source pollution, Water quality management, Wisconsin Nonpoint Source Water Pollution Abatement Program
fertalizer runoff
Yes.
nonpoint source pollution
it is non-point soulltion
Nonpoint source pollution generally results from land runoff, drainage, or seepage, that is not through a pipe, ditch, or channel, et cetera, from which pollutants are discharged.
Montgomery Watson has written: 'Nonpoint source pollution control guidebook' -- subject(s): Nonpoint source pollution, Water quality management, Prevention
If the only source of the gasoline is that one gas station, then it is point pollution. Nonpoint pollution sources can include leaking vehicles, but a large spill is more than likely from the gasoline station. .
Two principal mechanisms for water pollution are point sources and nonpoint sources. Point sources are specific locations of industrial discharge, such as a pipe that dumps into a river. Nonpoint sources is pollution that does not originate from a single point. Urban runoff and agricultural pollution are nonpoint sources.
John Pfender has written: 'Nonpoint source control plan for the Cedar Creek Priority Watershed Project' -- subject(s): Nonpoint source pollution, Water quality management, Wisconsin Nonpoint Source Water Pollution Abatement Program