Word: geochronologist
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Dates: during 1960-1969
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...likely, says University of Arizona Geochronologist* Paul Martin. Writing in the current issue of Natural History, he suggests it was "overkill," not "overchill," that caused the disappearance of large numbers of species. In North America, as well as on other continents, he says, "the pattern and timing of large-scale extinction corresponds to only one event-the arrival of prehistoric hunters...
...Geochronologist Martin, the pattern is clear. The demise of these animals closely follows the migration of man, the hunter. In Africa, for example, the disappearance of many species of big game seems to coincide with the first record of fire in archaeological sites. Fire, Martin speculates, was used by the early African hunters to encircle entire herds of animals. With this technique, they destroyed more animals than they needed for food and clothing-a primitive version of overkill. In North America, the musk ox suddenly died out in a large swath across what is now Canada and the U.S. between...
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