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Decline in innovation. A falling population also lowers the rate of innovation, since change tends to come from younger workers and entrepreneurs. [10] Strain on mental health. Population decline may harm a population's mental health (or morale) if it causes permanent recession and a concomitant decline in basic services and infrastructure. [12]
The recovery of the birth rate in most western countries around 1940 that produced the "baby boom", with annual growth rates in the 1.0 – 1.5% range, and which peaked during the period 1962–1968 at 2.1% per year, [13] temporarily dispelled prior concerns about population decline, and the world was once again fearful of overpopulation.
Randers' "most likely scenario" reveals a peak in the world population in the early 2040s at about 8.1 billion people, followed by decline. [108] Adrian Raftery, a University of Washington professor of statistics and of sociology, states that "there's a 70 percent probability the world population will not stabilize this century. Population ...
It is also a natural biological phenomenon: The world’s population has tripled in the last 70 years—and will settle into a new dynamic equilibrium as limitations are reached, with an expected ...
HONG KONG — China said Tuesday that its population declined last year for the first time in six decades, a historic shift with profound implications for the world’s second-largest economy ...
The "Day of Seven Billion" was targeted by the United States Census Bureau to be in March 2012, [15] while the Population Division of the United Nations suggested 31 October 2011, [16] and the latter date was officially designated by the United Nations Population Fund (UNFPA) as the approximate day on which the world's population reached seven ...
The National Bureau of Statistics said the total number of people in China dropped by 2.08 million, or 0.15%, to 1.409 billion in 2023. ... That was well above the population decline of 850,000 in ...
Graph of world population over the past 12,000 years . As a general rule, the confidence of estimates on historical world population decreases for the more distant past. Robust population data exist only for the last two or three centuries. Until the late 18th century, few governments had ever performed an accurate census.