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Idrisi Created an accurate map of the world in the 12th century by using others to gather information
John Snow Mapped the distribution of cholera and the water pumps and proved it was caused by contaminated water
Eratosthenes Accurately calculated to circumference of the Earth
Carl Sauer (FAther of Human Geo) argued that the main focus of geography should be cultural landscape
Hecataeus Created a map of the inhabited world and may have published the first geography book
Thomas Malthus Said that the population was rising quicker than the food resources and that if they didn't control the population war, famine, and disease were to follow
George Perkins Marsh Wrote "Man and Nature" / argued that humans needed to take care of the Earth or pay the consequences
Ptolemy Recalculated the circumference of the Earth wrong / made the forerunner to longitude and latitude
Created by: Sarah.Rodenbusch
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