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It covers nearly three-quarters of our planet but the ocean floor is less mapped than the Moon, an astonishing fact driving a ...

The chain runs down the middle of the Atlantic Ocean (surfacing at Iceland), around Africa, through the Indian Ocean ... It is here that new ocean floor is continuously created.

The Indian Ocean is the third largest body of water on Earth at more than 6,000 miles wide and covering 13% of the world's surface. It is home to 5,000 species of fish, many of which only exist in ...