Unformatted text preview: If this view of American “neolithization” is more or less correct, then the major changes and adjustments of human adaptation came before plant cultivation and we should be looking at what motivated changes in the epipai- palaeolithic or Mesolithic. What prompted people all over the world to make smaller, more elegant and more ef cient tools and weapons? What prompt ed them to take to the water in rafts, canoes, boats, make harpoons, sh hooks, nets, traps, weirs, etc.? What motivated a broader spectrum of hunt ing and gathering? Here, we do not have to look far for incentives. With all that ice melting and sea levels ris-ing, it was a watery world, and with mass faunal extinction, other resources had to be exploited. After the adjustments were made, the best opportunities for initiation of plant cultivation would be in areas with long dry seasons, whether temperate or tropical....
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