Decline of ocean liners and the growth of cruise ships
Siberia is extremely chilly in comparison with substantial land Russia, it has outstanding organic materials and oil. The southern coast of Siberia (South East) have excellent sort of wood for paper. For this reason most valuable to Russia and the republics because of expansion of industries and trade that has led to greater exploitation of the natural resources
hope this helps
Ocean tides are the result of differences in the gravitational force between
the sun and the Earth's near side and far side, and ditto for the moon.