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Currently, 757 million humans live in the 101 largest cities; [40] these cities are home to 11% of the world's population. [40] By the end of the century, the world population is projected to grow, with estimates ranging from 6.9 billion to 13.1 billion; [40] the percentage of people living in the 101 largest cities is estimated to be 15% to 23 ...
Population of the present-day top seven most-populous countries, 1800 to 2100. Future projections are based on the 2024 UN's medium-fertility scenario. Chart created by Our World In Data in 2024. The following is a list of countries by past and projected future population. This assumes that countries stay constant in the unforeseeable future ...
Credit - Getty Images—Andriy Onufriyenko. T oday, more than half the world’s population lives in cities—a figure expected to grow by 2.4 billion by 2050. Cities are at the heart of humanity ...
The UN projected population to keep growing, and estimates have put the total population at 8.6 billion by mid-2030, 9.8 billion by mid-2050 and 11.2 billion by 2100. [4] However, some academics outside the UN have increasingly developed human population models that account for additional downward pressures on population growth; in such a ...
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 ...
India’s population over 60 will double in 2050 from the 10.5 per cent recorded in 2022, ... the number of older persons worldwide is expected to double to 2.1 billion by 2050, with the share ...
The median age of the world's population is estimated to be 31 years in 2020, [9] and is expected to rise to 37.9 years by 2050. [ 73 ] According to the World Health Organization , the global average life expectancy is 73.3 years as of 2020, with women living an average of 75.9 years and men approximately 70.8 years. [ 74 ]
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 ...