In American the meaning of the name Amy is: Beloved. The name Amy is a French baby name. In French the meaning of the name Amy is: Dearly loved; Beloved. From the Old French Amee, which derives from the Latin amatus meaning loved. In common use after publication of American Louisa May Alcott's 'Little Women'.
There are two main types of pollution, point source pollution and nonpoint source pollution. Point source pollution comes from one source (you can easily point to it) like a factory or waste water treatment plant.
Water is polluted when it becomes contaminated from sources such as runoff, toxic chemicals and sewage leaks. Pollution may be either point source, which is when the pollution comes from a single source of origin, or it may be non-point source, which is when it comes from multiple sources over a large area.