The estimated share of the global population residing in urban centers as of 2005 was roughly________________?
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Answer: B. 49 percent
Explanation
By the mid-2000s roughly 49 percent of the global human population resided in urban areas. Demographic data compiled during that period marked a historic turning point toward global urbanization. This statistic reflected the massive migration of rural populations into growing metropolitan city centers. Urbanization measures the percentage of a total population living in cities and towns. Global population tracking relies on census data provided by international organizations like the United Nations. Industrial growth historically accelerated the movement of labor from agricultural fields to urban factories.
Rapid urbanization places immense pressure on municipal infrastructure, housing, and public transportation systems. City planners utilize demographic milestones to forecast future resource consumption and environmental impacts. Economic development strongly correlates with higher percentages of urban population distribution worldwide. Twenty percent is far too low and represents historical agrarian population levels from centuries past. Fifty percent is a rounded approximation but 49 percent represents the precise figure cited for 2005. Eighty percent describes highly developed nations rather than the global average in the mid-2000s.
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