Water is the control.......
D. carbon dioxide it moves in and out of the ocean daily but its been there for thousands of years.
The Russian plain is also known by the name East European Plain.
the Russian plain is the largest mountain - free area of Russia. This Eastern European plain stretches from eastern Poland to the Ural Mountains and encompasses all the Baltic countries, Belarus, most of Ukraine, and parts of western Russia. The entire region referred to as the Russian plain is lower than 1,500 feet in elevation.
It extends over nearly 1,500,000 square miles and averages about 560 feet (170 m) in height. The plain is subdivided into a number of distinct geographical regions.
