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Published estimates for the 1st century ("AD 1") suggest uncertainty of the order of 50% (estimates range between 150 and 330 million). Some estimates extend their timeline into deep prehistory, to " 10,000 BC", i.e., the early Holocene, when world population estimates range roughly between 1 and 10 million (with an uncertainty of up to an ...
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 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 with ...
The world population more than tripled during the 20th century from about 1.65 billion in 1900 to 5.97 billion in 1999. It reached the 2 billion mark in 1927, the 3 billion mark in 1960, 4 billion in 1974, and 5 billion in 1987. The overall population of the world is approximately 8 billion as of November 2022.
World population milestones went unnoticed until the 20th century, since there was no reliable data on global population dynamics. [2] The population of the world reached. one billion in 1804. two billion in 1927. three billion in 1960. four billion in 1974. five billion in 1987. six billion in 1999.
During the 14th century, there was a fall in population associated with the Black Death that spread from Asia to Europe. This was followed by a period of restrained growth for 300 years. John F. Richards estimated the following world populations from the early modern period, 1500–1800. 1500 world population 400-500 million; 1600 world ...
Currently, 757 million humans live in the 101 largest cities; these cities are home to 11% of the world's population. By the end of the century, the world population is projected to grow, with estimates ranging from 6.9 billion to 13.1 billion; the percentage of people living in the 101 largest cities is estimated to be 15% to 23%.
List of countries by population (United Nations) 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 2022 revision of World Population Prospects. It presents population estimates from 1950 to the present. [2]
Below is a list of countries and regions of the world with their projected population, as estimated by the UN Department of Economic and Social Affairs, as of July 11, 2022. The Medium variant of the forecast for July 1, 2024, July 1, 2030, July 1, 2050 and July 1, 2100 is given. [12] [13] Country (or dependent territory) 2024. 2030.