Point Source pollution is a type of pollution that is known for being very easy to trace back to an original source.Such examples of point source pollution are oil spills, such as the Exxon Valdez accident or a pipes that pours toxic chemicals and waste cirectly into a body of water such as a river. Point source pollution is defined in the dictionary as pollution that occurs when harmful substances are emmitted directly into a body of water. This definiton also adds litter to the examples of point source pollution as it is put in directly or near harbors and bays.More examples that occur everyday are municipal landfills, wells for disposal of liquid wastes, mining areas, coal-fired power plants, and road salt storage areas.
Non-point source pollution does not occur often as there is not an oil spill every week, but when it does occur it is often very difficult and costly to clean up. Non-point source pollution is often hard to clean up and trace. Examples include fertilizers, pesticides, and contaminants in rain, snow, and dry atmospheric fallout. |
