Define Water Pollution,point Source,and Nonpoint- Source Pollution

question 24

Essay

Define water pollution,point source,and nonpoint- source pollution.Explain which of the two point source or nonpoint source is more difficult to regulate and currently poses the greater threat to freshwater resources?

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Definitions:

Recognition

The cognitive process involved in identifying and categorizing previously encountered stimuli.

Recall

The act of remembering or being able to bring back to mind an experience, fact, or piece of information.

Encoding

The method of changing data into a structure suitable for memory preservation.

Retention Measurement

The method of assessing the degree to which information or skills are maintained over time by an individual or group.