An example of man made disaster.

1. Aral Sea Disaster
Jannatun Nahar
ID:16121012
Rahanuma Mithila
ID:16121035

2. Where is the Aral Sea?
THEARAL
SEA
• Between
Kazakhstan and
Uzbekistan
• Very arid region -
the lowlands of
Turan
• Fed by the Amu
Darya and Syr
Darya rivers
• It was the
fourth largest
lake in the
world

4. Causes
• In the 1960s Central Asia was assigned the
role of ‘supplier of raw materials’
• Population doubled to 27 million by the 1980s
• The Amu Darya delta was used to grow rice
and cotton
• Rapid irrigation development:
– 4.5million ha in 1960
– 7million ha in 1980

5. Causes
• Vast amounts of water were diverted
from the the Amu Darya and Syr Darya
rivers (Mississippi > small stream)
• Huge use of chemical fertilisers and
pesticides such as DDT
• Rapidly constructed irrigation system
was unlined and lacked decent drainage

6. 1977 1989 2006
The Aral sea began to shrink

7.  Satellite images taken by NASA in August 2014 have revealed that
for the first time in modern history the eastern basin of the Aral Sea
had completely dried up.
 The eastern basin is now called the Aralkumdesert.