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Due to the Syrian refugee crisis, according to the UN's population division, Lebanon's population increased massively from 5.05 million in 2011 to 6.5 million in 2015, but the population began declining again in 2016, with a total population of 6.26 million, 6.11 million in 2017, 5.95 million in 2018, and 5.76 million in 2019. [36]
Based on this, the UN projected that the world population, 8 billion as of 2023, would peak around the year 2086 at about 10.4 billion, and then start a slow decline, assuming a continuing decrease in the global average fertility rate from 2.5 births per woman during the 2015–2020 period to 1.8 by the year 2100 (the medium-variant projection).
China's population is projected to crash 55% by the turn of the next century. Italy's will sink 41%, and Brazil's will drop 23%. Top economies face ‘population collapse’ as fertility rates ...
In 2019, a warning on climate change signed by 11,000 scientists from 153 nations said that human population growth adds 80 million humans annually, and "the world population must be stabilized—and, ideally, gradually reduced—within a framework that ensures social integrity" to reduce the impact of "population growth on GHG emissions and ...
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] Deflation.
Percentage of the population over 65 in Europe in 2020 Population pyramid of the European Union in 2023 Europe population pyramid from 1950 to 2023. The ageing of Europe, also known as the greying of Europe, is a demographic phenomenon in Europe characterised by a decrease in fertility, a decrease in mortality rate, and a higher life expectancy among European populations. [1]
In the next 10 to 15 years, these half-dozen 'majority-minority' states will likely be joined by as many as eight other states where whites now make up less than 60 percent of the population." From their research, Sáenz and Poston Jr expect the United States to have progressed to overall white minority demography by 2044. [ 25 ]
The oldest known plague victims date back to around 5,000 years ago in Europe. Ancient DNA reveals the role the disease may have played in a mysterious population decline.