In 2015 demographers, teachers and politicians will stop talking about the population pyramid and start referring to the population dome. The change in terminology will reflect a profound shift in the ...

America's population is growing, and should continue to grow for the next several decades. The US Census Bureau recently released updated projections of the makeup of the US population over the next ...

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THE pyramid is a traditional way of visualising and explaining the age structure of a society. If you draw a chart with each age group represented by a bar, and each bar ranged one above the ...