The soil has lost much of its water due to the increased surface irrigation .
The reduction of water in Uzbekistan has resulted in soil degradation , and the spread of the salt from the evaporated Aral Sea has contaminated the surrounding soil .
The soil has lost much of Uzbekistan 's water due to the increased surface irrigation .
The reduction of water in Uzbekistan has resulted in soil degradation , and the spread of the salt from the evaporated Aral Sea has contaminated the surrounding soil .