Qinghai Lake is 3,195 meters above sea level and has an area of 4,200 square is saline with a 0.6% salt content,the largest inland salt water lake in China.
Evaporation of salt water from the ocean or salt water lakes or small seas is one of the more common processes for manufacturing salt.
Shown here in images taken from space between 1973 and 2009, slowly but surely the Aral - in fact a salt water lake - has shrunk from being the size of Ireland to a cluster of contaminated ponds.
