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Question of the Week

The largest contributor to water pollution in Pennsylvania is abandoned mine drainage. The second largest contributor is agricultural runoff.

http://www.deq.louisiana.gov/

Water pollution is defined as either a point-source or a non-point source of pollution. Point-source water pollution can easily be traced back to the source of the pollution, such as a factory. Non-point source water pollution comes from a broad area, such as agricultural fields or an abandoned mine.

Determine whether each of the following are examples of a point source or a non-point source of water pollution.


Point-Source
Non-point source

 :
Point-Source
Non-point source

Suburban lawns:
 Point-Source
Non-point source

 Logging area:
Point-Source
Non-point source
:
Point-Source
Non-point source

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Stuck?

Try these links:

USGS: Point Source Pollution

USGS: Non-Point Pollution

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Pennsylvania Environment and Ecology Standard

4.3 Environmental Health

 

Activities:

Causes of Pollution

Non-Point Source Pollution

Point and Non-Point Source Pollution

Water Pollution

 

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