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. In world demographics, the world population is the total number of humans currently alive It took around 300,000 years of human prehistory and history for the human population to reach a billion and only 218 more years to reach 8 billion. Demographic history is the reconstructed record of human population in the past Given the lack of population records prior to the 1950s, there are many gaps in our record of demographic history
Historical demographers must make do with estimates, models and extrapolations For the demographic methodology, see historical demography Graph showing population by continent as a percentage of. 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 [3][4] 1 billion in 1804 2 billion in 1927 3 billion in 1960 4 billion in 1974 5 billion in 1987 6 billion in 1999 7 billion in 2011 8 billion in 2022 old estimates put the global population at
[1][2] the world's population is predominantly urban and suburban, [3] and there has been significant migration toward cities and urban centers. [3] models of population growth take. Graph of human population from 10000 bce to 2017 ce It shows exponential rise in world population that has taken place since the end of the seventeenth century. Made using gnumeric (using the chart tool and the data) and tweaked using inkscape Designed to be very similar to the original png version chart
If things go according to plan, i'll teach myself how to use gnuplot and make a version with that (and post the source code) which probably won't look like the original version.
OPEN
