Sabtu, 8 Disember 2018
WATER RESOURCES AND QUALITY
The sources of water supply
Surface water is water that collects on the surface of the ground. Surface water include creeks, lakes and streams. They can be contaminated by rainwater runoff from homes, businesses, roads and parking lots.
Groundwater is water that is located below the earth's surface.
https://play.kahoot.it/#/k/3150b3f7-d73c-428d-940e-a90e3c7510b1
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The surface and ground water quality characteristics
Physical characteristics
Turbidity,
taste and odour,
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colour,
temperature
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Chemical characteristics
pH,
acidity,
alkalinity,
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hardness,
chlorides,
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sulphates,
iron,
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solids
and nitrates
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Biological characteristics
Fecal coliform,
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total coliform,
virus
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and protozoa
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WATERBORNE DESEASE
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Water contaminant generation
How human impact results in a reduction of fresh water and degradation of water quality.
River water case study
Group:
Mindmap Link: https://www.mindmeister.com/1191506307?t=12esSdwCKl
RainWater Case study
Group:
Mindmap Link: https://www.mindmeister.com/1191507779?t=PbqCckyoqN
Groundwater Case study
Group:
Mindmap Link: https://www.mindmeister.com/1191506408?t=UD4bo9Dyk6
Arsenic Case study
Group:
Mindmap Link: https://mm.tt/1191506285?t=941xPiXvQW
Langgan:
Catatan (Atom)