NEOLITHIC REVOLUTION (1rst Agricultural Revolution): domesticating wild animals, domesticating wild plants, formation of first cities/towns, No more hunting and gathering, INDUSTRIAL REVOLUTION (2nd Agricultural Revolution): "The Dust Bowl", Tractors and Machinery, More crops in short times, 1920s-1940s, GREEN REVOLUTION (3rd Agricultural Revolution): Norman Borlaug, Selective Breeding, artificial selection, 1940s-1970s,

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