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  2. Demographics of the world - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_the_world

    The current world population growth is approximately 1.09%. [7] People under 15 years of age made up over a quarter of the world population (25.18%), and people age 65 and over made up nearly ten percent (9.69%) in 2021. [7] The world population more than tripled during the 20th century from about 1.65 billion in 1900 to 5.97 billion in 1999.

  3. List of countries by median age - Wikipedia

    en.wikipedia.org/.../List_of_countries_by_median_age

    It is the only index associated with the age distribution of a population. [1] Currently, the median age ranges from a low of about 18 or less in most Least Developed countries to 40 or more in most European countries, Canada, Cuba , Hong kong, Japan, South Korea, Taiwan, and Thailand . [2] [3] The median age of women tends to be much greater ...

  4. World population - Wikipedia

    en.wikipedia.org/wiki/World_population

    Estimates of world population by their nature are an aspect of modernity, possible only since the Age of Discovery.Early estimates for the population of the world [10] date to the 17th century: William Petty, in 1682, estimated the world population at 320 million (current estimates ranging close to twice this number); by the late 18th century, estimates ranged close to one billion (consistent ...

  5. List of countries by population (United Nations) - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    Statistical subregions as defined by the United Nations Statistics Division [1] This is a list of countries and other inhabited territories of the world by total population, based on estimates published by the United Nations in the 2024 revision of World Population Prospects. It presents population estimates from 1950 to the present. [2]

  6. World Population hits 8 billion, creating many challenges - AOL

    www.aol.com/news/world-population-hits-8-billion...

    It projected the world's population will reach around 8.5 billion in 2030, 9.7 billion in 2050 and 10.4 billion in 2100. ... twice the current global average of 2.3. ... according to U.S. Census ...

  7. List of countries by age structure - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_age...

    List of countries by age structure. The following list of countries by age structure sorts the countries of the world according to the age distribution of their population. The population is divided into three groups: Ages 0 to 14 years: children. Ages 15 to 64 years: working population or adults. Over the age of 65: elderly, senior citizens.

  8. List of countries by life expectancy - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_life...

    Only countries with populations over 50,000 are listed. Due to this criterion, the table does not include such countries as Monaco (LE 86.37 years, population 39,000), San Marino (LE 85.71 years, population 34,000), and Saint Barthélemy (LE 84.29 years, population 11,000). The values are rounded, all calculations were done on raw data.

  9. Projections of population growth - Wikipedia

    en.wikipedia.org/wiki/Projections_of_population...

    1. World population growth 1700–2100, 2022 projection. Population projections are attempts to show how the human population statistics might change in the future. [ 1] These projections are an important input to forecasts of the population's impact on this planet and humanity's future well-being. [ 2] Models of population growth take trends ...

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