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Slide 1

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The Aral Sea
There are limits to environmental tolerance which
affect availability of resources.…read more

Slide 2

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Aral Sea Case Study
The Aral Sea is on the border of
Uzbekistan and Kazakhstan, this causes
many issues such as conflict and
overuse as both countries think they have the
right to use the water.
Formerly the 4th biggest lake in the World.…read more

Slide 3

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Aral Sea Case Study
Former Climate:
Other factors:
The area gets >250mm of
rainfall/year Low population density
Average July temps reach 30 - Little vegetation-5% forest
it is semi desert little interception- soil
erosion increase-
Average January temps reach 0 desertification
- (-)5
High intensity cotton
The sea was 66,000km²- total farming
vol of 1000km…read more

Slide 4

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Aral Sea Case Study
The Sea was the lifeblood of central Asia, thousands of
people worked in the fishing industry.
In the 1918 the Soviet Union diverted the two main
tributaries to the Aral Sea, (Amu Darya and Syr Darya), for
Construction of canal began in 1040's, but they were poorly
built and leaked, waisitng 75% of water.
Irrigation resulted in Uzbekistan becoming the largest
cotton exporter.…read more

Slide 5

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Aral Sea Case Study
The Aral Sea is now 80% smaller than it was, as it has dried
up the fishing industry has collapsed, leaving thousands
without an income or source of food.
Health problems are severe + widespread.
The remaining Sea is heavily polluted and unusable as salt
and mineral concentrations are high, affecting health.
The climate around the Sea has changed, due to its
retreation…read more

Slide 6

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Aral Sea Case Study
Summers have become drier and hotter.
Winters are longer, colder.
Due to desertification, sand storms are now common.
Depth has reduced from 53m to 36m
Population however, has increased from 14million- 27 million…read more

Slide 7

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