point vs non-point source pollution nonpoint source pollution –comes from a wide variety of...
TRANSCRIPT
Point vs Non-point Point vs Non-point Source PollutionSource Pollution
Nonpoint Source PollutionNonpoint Source Pollution– Comes from a wide variety of sourcesComes from a wide variety of sources
Surface water runoffSurface water runoff– Oil, fertilizers, lawn chemicalsOil, fertilizers, lawn chemicals
Point Source PollutionPoint Source Pollution– Comes for a single sourceComes for a single source
Factories (pipes), sewage treatment plants etc..Factories (pipes), sewage treatment plants etc..
It’s time to play……It’s time to play……
1. Loose soil at a 1. Loose soil at a construction siteconstruction site
nonpoint
2. Chemical released from a 2. Chemical released from a manufacturing plantmanufacturing plant
point
3. Fisherman erode a 3. Fisherman erode a stream bankstream bank
nonpoint
4. Fertilizer on a farmer’s field4. Fertilizer on a farmer’s field
nonpoint
5. A septic system leaks5. A septic system leaks
point
6. A sewage treatment plant 6. A sewage treatment plant overflows during a stormoverflows during a storm
point
7. Oils runs off a parking lot7. Oils runs off a parking lot
nonpoint
8. Weed killer sprayed on 8. Weed killer sprayed on the front lawnthe front lawn
Non-point
9. Warm water enters 9. Warm water enters stream from an electric stream from an electric
power plantpower plant
point
10. Golf course sprays too 10. Golf course sprays too much fertilizermuch fertilizer
Non-point
11. Acidic water seeps from 11. Acidic water seeps from a coal minea coal mine
point
12. An oil tanker spills oil 12. An oil tanker spills oil into the oceaninto the ocean
point
13. A homeowner dumps 13. A homeowner dumps some old weed killer behind some old weed killer behind
the fencethe fence
Non-point
14. Manure mixes with 14. Manure mixes with rainwater and washes into rainwater and washes into
the streamthe stream
Non-point
15. An offshore oil well 15. An offshore oil well starts to leakstarts to leak
point
16. Oil leaks onto the road 16. Oil leaks onto the road after a car crashafter a car crash
Non-point
17. A homeowner pours oil 17. A homeowner pours oil down the storm draindown the storm drain
point
18. Toxic liquids leak out of 18. Toxic liquids leak out of a landfilla landfill
Non-point
19. A freight train derails on 19. A freight train derails on a bridge and insect spray a bridge and insect spray
spills into the creekspills into the creek
point