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Indian Ocean gravity hole: The dent in Earth's gravitational field created by the death of an ancient ocean
The Indian Ocean "gravity hole" is a region where Earth's mass is reduced, leading to weak gravitational pull, ...
Cambridge University Press2y
Africa and the Indian Ocean World from Early Times to Circa 1900
‘Africa and the Indian Ocean World from Early Times to Circa 1900 is a path-breaking ... the ‘Scramble for Africa', and geographically as far north as Egypt. Numerous maps, tables, and illustrations ...