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Lesson 1 - contaminated water
Lesson 1 - contaminated water
To know - contaminated water
To know - contaminated water
to be able to - explain the causes and impacts of contaminated water sources on people
to be able to - explain the causes and impacts of contaminated water sources on people
Dharavi in Mumbai, India. Dharavi is the largest slum in the world.
Source - A.Savin (Public Domain)
Causes of contaminated water
Causes of contaminated water
Pollution through sewage and industrial waste - human waste and chemicals are the main sources of water contamination.
Pollution through sewage and industrial waste - human waste and chemicals are the main sources of water contamination.
Runoff from agriculture - chemicals from farming practices can get into waterways and contaminate them.
Runoff from agriculture - chemicals from farming practices can get into waterways and contaminate them.
Dumping and polluting water sources through rubbish - plastics and other chemicals contaminated water sources.
Dumping and polluting water sources through rubbish - plastics and other chemicals contaminated water sources.
Poor sanitation and treatment of animal and human waste.
Poor sanitation and treatment of animal and human waste.
What countries have access to clean water?
What countries have access to clean water?
Why does this matter?
Why does this matter?
the impacts of drinking contaminated water - the statistics
the impacts of drinking contaminated water - the statistics
In 2025, half of the people in the world will be living in a water stressed area.
In 2025, half of the people in the world will be living in a water stressed area.
29% of all people on earth use unsafe drinking water because it is their only option.
29% of all people on earth use unsafe drinking water because it is their only option.
2 billion people drink water contaminated by faeces.
2 billion people drink water contaminated by faeces.
Dhaka, Bangladesh - Development of MoSan (mobile sanitation)
Source - Sustainable Sanitation Alliance
Scanning electron microscope image of cholera bacteria.
Source - Ronald Taylor, Tom Kirn, Louisa Howard (Public Domain)
Diseases people get from drinking contaminated water
Diseases people get from drinking contaminated water
Cholera - a fatal disease spread by contaminated water.
Cholera - a fatal disease spread by contaminated water.
Dysentery - painful inflammation of the intestines.
Dysentery - painful inflammation of the intestines.
Typhoid - long periods of high fever, headache and stomach pains.
Typhoid - long periods of high fever, headache and stomach pains.
task 1 - The story of cholera
task 1 - The story of cholera
1 - Name three ways Cholera is spread.
1 - Name three ways Cholera is spread.
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2 - How did the people in the village treat the contaminated water and the cholera?
2 - How did the people in the village treat the contaminated water and the cholera?
3 - What are some other ways to prevent the spread of cholera?
3 - What are some other ways to prevent the spread of cholera?
Task 2 - contaminated water videos
Task 2 - contaminated water videos
Watch the following videos on contaminated water and write down two facts per video
Watch the following videos on contaminated water and write down two facts per video
Causes and effects of water pollution
Causes and effects of water pollution
voa news - Contaminated water
voa news - Contaminated water
Task 3 - TJE on deaths from unsafe water sources
Task 3 - TJE on deaths from unsafe water sources
Collect two TJE facts from the Share of Deaths from unsafe water sources choropleth map.
Collect two TJE facts from the Share of Deaths from unsafe water sources choropleth map.
Try and use your knowledge of the continents to write your TJE's.
Try and use your knowledge of the continents to write your TJE's.
T - T-
T - T-
J - J-
J - J-
E - E -
E - E -
Task 4 - TJE on risk areas of typhoid
Task 4 - TJE on risk areas of typhoid
Analyse two trends from this map on population using at least a basic drinking water source as TJE paragraphs.
Analyse two trends from this map on population using at least a basic drinking water source as TJE paragraphs.
Try and use your knowledge of the continents to write your TJE's.
Try and use your knowledge of the continents to write your TJE's.
T - T-
T - T-
J - J-
J - J-
E - E -
E - E -
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