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Untitled Prezi

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by

Lan Chen

on 6 February 2014

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Transcript of Untitled Prezi

central Africa
85% of them don’t have drinking water.
Water is like luxury for them.
Therefore, they have to drink some dirty water.
Water Problem
Chen, Pengjun, Lan, Salma
Pengjun
Water
as
Luxury
Salma
Waste of
Water
Chen
Pollution
Lan
Water
Resources
Clean Water
http://daughterofthemidnightsun.files.wordpress.com/2011/07/africa_water_girl-ashz-090602.jpg
Some 90% of China's cities suffer from some degree of water pollution
http://totallycoolpix.com/wp-content/uploads/2013/20130222_china_water_pollution/china_water_pollution_014.jpg
An estimated 700 million Indians have no access to a proper toilet, and 1,000 Indian children die of diarrhea sickness every day.
http://www.saudigazette.com.sa/myfiles/Images/2012/08/05/wr10.jpg
http://envis.maharashtra.gov.in/envis_data/files/news/Water-pollution.jpg
According to Wikipedia, 97% of the water on the Earth is salt water. However, only three percent is fresh water; slightly over two thirds of this frozen in glaciers and polar ice caps. The remaining unfrozen freshwater is found mainly as groundwater, with only a small fraction present above ground or in the air.

Water resources are sources of water that are useful or potentially useful. Uses of water include agricultural, industrial household, recreational and environmental activities. Virtually all of these human uses require fresh water.
Water
Sea Water
Fresh Water
97%
3%
Water resources are sources of water that are useful or potentially useful.
Fresh Water
Agricultural
Industrial
Household
Recreation
Environmental
Activities
......
Industrial
Wastewater
high
Concentrations of Conventional Pollutants
Other Nonconventional Pollutants
Toxic Pollutants
Saudi
Arabia
The government invest money to desalinate sea water to fresh water.
There are35 million cubic meters desalinated per day, of which 80% used for drinking water, and solve the problem of water supply for more than 100 million people, that 1/50 of the world's population rely on desalination to provide drinking water.
India
China
http://www.assurechem.com/images/img2.jpg
http://creativegreed.com/wp-content/uploads/2013/03/microscopic-view-of-metals-6-590x392.jpeg
http://livefitblog.com/wp-content/uploads/2010/10/Choosing-A-Healthy-Cooking-Oil.jpg
http://www.trustedhealthproducts.com/images/drinkwater.jpg
Material comes from this video.
http://fora.tv/2009/11/06/Scott_Harrison_Water_As_Luxury
Can you answer those question?
How many water resources we can use.
Do you know some people have no water to drink.
How many water we waste every day.
http://indianfusion.aglasem.com/wp-content/uploads/2010/07/WasteWater.jpg
http://www.emeraldecocity.com/Pictures/Dried%20Up%20Lake.jpg
India
. By 2050, for instance, it is estimated that demand would go up to 1,180 million cubic meters, 1.65 times the current levels, and a situation that would be made worse by fast dwindling fresh water resources.
Drink
Water
= Drink
Money
http://us.123rf.com/400wm/400/400/speedfighter/speedfighter1104/speedfighter110400040/9320566-illustration-of-the-india-flag-on-map-of-country-isolated-on-white-background.jpg
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