1.   The lake has already shrunk to half its original size.

2.   Smaller lakes have shrunk or disappeared altogether.

3.   The lake will shrink, with some fish kill likely.

4.   But in recent decades, with expanded industry and irrigation needs, the lake has shrunk dramatically.

5.   The quality of drinking water has deteriorated as protection zones around rivers and lakes have shrunk, giving way to rapidly expanding construction and farming.

6.   The quality of drinking water has deteriorated substantially as protection zones around rivers and lakes have shrunk, giving way to rapidly expanding private construction and farming.