Māris kļaviņŠ, azamat azizov, JĀnis zaļoksnis environment, pollution, development: the case of uzbekistan


a Irrigation season Flow reduction 2000 1600 1200 800 400 0 b



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environment-pollution-development-the-case-of-uzbekistan

a
Irrigation season
Flow reduction
2000
1600
1200
800
400
0
b
Water discharge, m
3
 per second
Water discharge, m
3
 per second
Jan   Feb    Mar   Apr    May    Jun    Jul    Aug   Sep    Oct    Nov    Dec
Jan   Feb    Mar   Apr    May    Jun    Jul   Aug   Sep    Oct    Nov    Dec
Figure 3.10. 
Changes 
of annual discharge of 
Rivers Amu Darya (a
and Syr Darya (b) under 
conditions of changing 
climate 
(IPCC, 2007: Climate 
Change 2007: The 
Physical Science Basis. 
Contribution of Working 
Group I to the Fourth 
Assessment Report of 
the Intergovernmental 
Panel on Climate 
Change [Solomon, S., 
D. Qin, M. Manning, 
Z. Chen, M. Marquis, 
K. B. Averyt, M.Tignor 
and H. L. Miller (eds.)]. 
Cambridge University 
Press, Cambridge, 
United Kingdom and 
New York, NY, USA)


38 
ENVIRONMENT, POLLUTION, DEVELOPMENT:  THE CASE OF UZBEKISTAN
aeolian transfer of sand and salt onto the contiguous territories. Prior 
to 1992, salinity averaged 9-11%; but by 1992, salinity increased 
to 35%, equal with the salinity of the World’s Oceans. Under such 
conditions, the Sea’s functions to provide needed ecosystem services 
are limited. As a result, the sea is divided into two separate water 
bodies:  the  shallow  Small  Aral  Sea  in  the  north  and  the  southern 
Large Aral Sea. The shallow eastern basin and the deeper western 
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