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 Lowland Plateau, Podillia Upland, Dnieper Upland, Zaporizhian Ridge, Azov Upland. Azov, Crimean, and Bugeac lowlands consider to be extension of the Black Sea Lowland and its regional extremities. Black Sea Lowland is an accumulative, weakly divided plain which being part of the greater Eastern European Plain gradually slopes towards the Black Sea and the Sea of Azov. Black Sea Lowland Black Sea Lowland is a major geographic feature of the Northern Pontic region and the East European Plain. It almost completely within the Southern Ukraine covering half of its territory. The lowland is located along the northern shores of Black Sea.