VIDEO: Population Center: What can we learn from these changes?
Description: In this video, Dr. Robert Groves, Director of the U.S. Census Bureau talks about the story the movement of the center of population tells about nation over the years and discusses four of the most prominent shifts throughout the centuries.
VIDEO: Population Center: What trends or changes can we see?
Description: In this video, Dr. Robert Groves, Director of the U.S. Census Bureau discusses the two major trends to the shifts of the center of population.
VIDEO: Population Center: How are the centers of population marked and can I go see them?
Description: In this video, Dr. Robert Groves, Director of the U.S. Census Bureau describes how the centers of population are marked and where you can find them.
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