An Amazing Journey to The Center of The World!!

by MrGhaz | December 24, 2010 at 07:51 pm
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While scientists probe the secrets of outer space, much about the world on which we stand remains mysterious. To expand our knowledge, the Russian started a deep borehole drilling program to investigate geological theories about the formation of the earth.

The thickness of the earth’s crust ranges from 50 miles (80.5 km) in mountainous areas to just six miles (9.7 km) beneath the ocean floor; the average around the world is 21 miles (33.8 km). The borehole, therefore, has already eaten its way through one-third of the earth’s surface.
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