Wednesday, January 05, 2022

Slowing population growth

 How will our society cope with a lower population growth?

 the US population grew by just 0.1 percent in the year between July 2020 and July 2021, with the country adding just 392,665 people from net migration and births over deaths.

That’s the lowest numeric increase since the Census Bureau began making annual population estimates at the beginning of the 20th century. On a percentage basis, it’s the lowest growth in the nation’s history.

Increased deaths from the pandemic plays a role, as do inevitably creeping mortality rates in an aging population. But the primary cause is declining fertility rates, as fewer Americans have children, and those that do tend to have smaller families. The total fertility rate in the US — an estimate of the average total number of children a woman will have over her lifetime — has declined from 2.12 in 2007 to 1.64 in 2020, well below the 2.1 needed for a population to replace itself without immigration.

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