Caspian Sea the east often changed course to empty into the Caspian through a now-desiccated riverbed called the Uzboy River, as did the Syr Darya farther north. The Caspian also has several small islands; they are primarily located in the north and have a collective land area of roughly . Adjacent to the North Caspian is the Caspian Depression, a low-lying region below sea level. The Central Asian steppes stretch across the northeast coast, while the Caucasus mountains hug the western shore. The biomes to both the north and east are characterized by cold, continental deserts. Conversely, the climate to the southwest
Black Sea Fleet the Western sphere of influence. Together with the advent of long-range nuclear weapons, this dramatically decreased the strategic value of any naval activity in the Black Sea. In the later post-war period, along with the Northern Fleet, the Black Sea Fleet provided ships for the 5th Operational Squadron in the Mediterranean, which confronted the United States Navy during the Arab-Israeli wars, notably during the Yom Kippur War in 1973. In 1988 Coastal Troops and Naval Aviation units of the Black Sea Fleet included: In 1989, the 126th Motor Rifle Division at Simferopol was transferred to the Black Sea Fleet from