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POINT SOURCE & NON-POINT SOURCE POLLUTION. POINT SOURCE POLLUTION Pollution comes from SPECIFIC source; you can point to the source. Easier to identify.

Published byDonald Mathews Modified over 9 years ago

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Presentation on theme: "POINT SOURCE & NON-POINT SOURCE POLLUTION. POINT SOURCE POLLUTION Pollution comes from SPECIFIC source; you can point to the source. Easier to identify."— Presentation transcript:

1 POINT SOURCE & NON-POINT SOURCE POLLUTION

2 POINT SOURCE POLLUTION Pollution comes from SPECIFIC source; you can point to the source. Easier to identify Easier to fix EXAMPLES: Pipes, spills, smokestacks, animal feeding operations, animal waste treatment lagoons, wastewater treatment plants, landfills.wastewater treatment

3 NON-POINT SOURCE POLLUTION Pollution comes from MANY sources or source is unknown. Caused by runoff Difficult to identify Difficult to fix EXAMPLES: residential runoff with soil from construction sites, de-icing agents from streets, oil, grease and gasoline parking lots, streets, and roads where stormwater picks up oils, grease, metals, dirt, salts, and other toxic materialsstormwater

4 Point or Non-Point?

5

6 http://www.waterencyclopedia.com/Po-Re/Pollution-Sources-Point-and-Nonpoint.html Point or Non-Point?

7 http://homepage.ntlworld.com/ron.strutt/fullpics/muddy_river.jpg Point or Non-Point?

8

9

10 http://www.youngreporters.org/article.php3?id_article=446 Point or Non-Point?

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