Water Pollution

What is Water Pollution? ,[object Object],[object Object],Urban settlements discharge many forms of pollutants into canals, drains and sewer pipes which eventually find their way into the rivers and seas. Sources of pollutants include factories, sewage treatment plants, runoff of chemicals from agricultural plantations and live-stock farms.

What is wrong here? ,[object Object],[object Object]

Various Sources of Water Pollution Oil Spill

Causes of water pollution ,[object Object],[object Object],[object Object],A sign warns people that the river is polluted with sewage.

Causes of water pollution ,[object Object],[object Object],[object Object],Sewage treatment process Some substances in detergents, sprays and even body lotions and shampoo are non-biodegradable and cannot be removed by sewage treatment processes.

Causes of water pollution ,[object Object],[object Object]

Oil Spills and How it Spreads!

Cases of Oil Spill in History ,[object Object],[object Object],Photo of black sea. Photo of tanker oil spill in Prince William Sound, Alaska. Photo of oil on the beach.

Cases of Oil Spill in History ,[object Object]

Oil spill in Lebanon caused by bombing of the Jiyyeh power plant on the 15th July 2006. Cases of Oil Spill in History

Slick lawyers Containment booms and filtration pumps HOW DO OIL COMPANIES USUALLY DEAL WITH OIL SPILLS? CHECK ONE:

Clean up the Oil Spill Activity

Causes of water pollution ,[object Object],[object Object],[object Object],[object Object]

Causes of water pollution ,[object Object]

Littering & Dumping Fertilizers, Pesticides & herbicides Seepage from landfills Oil Spills Sewage (non-biodegradable) Water Pollution

Even desert isles become dumps ,[object Object],[object Object]

Bird’s Feathers in Oil Spill Activity

Extent of water pollution ,[object Object],[object Object],[object Object]

Extent of water pollution ,[object Object],[object Object],[object Object],[object Object],[object Object],Algae covering the surface of a river

What happens when Eutrophication strikes?

Extent of water pollution ,[object Object],[object Object]

Our trash kills. ,[object Object],[object Object],[object Object],Our trash kills. A northern sea lion, entangled in an old net ,[object Object]

It is all a big food chain! ,[object Object]

Contamination of water by sewage bacteria Normal Circumstances: Clean Water

Negative impact on human health ,[object Object]

Extent of water pollution ,[object Object],[object Object],[object Object],[object Object]

Littering & Dumping Fertilizers, Pesticides & herbicides Seepage from landfills Oil Spills Sewage (non-biodegradable) Water Pollution Eutrophication Endangering Species Negative Effects on Health

World marine scientists warned at the start of 2001: “Microbiological contamination of the sea has precipitated a health crisis with massive global implications.”

Water Pollution

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