their scans showed was once a major city in the Northern Hemisphere. The team was fortunate in a sense; since all life on the planet had been obliterated only 2000 years previously, there would be little need for extensive excavation to examine the geological record. The cultural anthropologists were asked to take the lead in this survey. They provided the following data and hypotheses: The dominant species lived communally. The planetary population of the dominant species was in the tens of millions at the time of the extinction. The population of this city to be surveyed might have been more than one million. The dominant species did not migrate, and ther
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