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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.
c. 2500–2000 BC: Mohenjo-daro is about 7 square miles (18 km 2) in size and has a population of c. 20,000 to 50,000. c. 2494–2345 BC : "Sculptors at work", relief from Saqqara , Fifth Dynasty . It is now at Egyptian Museum , Cairo , Egypt .
The initial population "upswing" began around 5000 BC. Global population gained 50% in the 5th millennium BC, and 100% each millennium until 1000 BC, reaching 50 million people. After the beginning of the Iron Age, growth rate reached its peak with a doubling time of 500 years. However, growth slackened between 500 BC and 1 AD, before ceasing ...
This article lists the largest human settlements in the world (by population) over time, as estimated by historians, from 7000 BC when the largest human settlement was a proto-city in the ancient Near East with a population of about 1,000–2,000 people, to the year 2000 when the largest human settlement was Tokyo with 26 million.
World population was largely stable in this time at roughly 50 million, growing at an average of 0.027% per year. ... 3200–2500 BC – Construction of the Ħaġar ...
Based on a dataset of average population density of hunter-gatherer groups collected by Lewis R. Binford, which indicate a mean density of 0.1223 humans per km 2 and a median density of 0.0444 humans per km 2, the combined human population of Africa and Eurasia at the time of the LGM would have been between 2,998,820 and 8,260,262 people.
Estimating population sizes before censuses were conducted is a difficult task. [1] ... 2500–1200 BC City Location 2500 BC 2300 BC 2000 BC 1800 BC 1600 BC 1360 BC
Estimates of the population of the world at the time agriculture emerged in around 10,000 BC have ranged between 1 million and 15 million. [ 14 ] [ 15 ] Even earlier, genetic evidence suggests humans may have gone through a population bottleneck of between 1,000 and 10,000 people about 70,000 BC, according to the now largely discredited Toba ...