Chung-Yen Kuo
The Caspian Sea located at the boundary of Asia and Europe and surrounded by five countries, Azer¬baijan, Iran, Kazakhstan, Russia, and Turkmenistan, plays a key role in their interaction and is the largest enclosed inland water body in the world with a water surface of 370000 km2 and an average depth of 187 m. The water level fluctuation in Caspian Sea changing rapidly at around 1 meter in …