The world population was estimated to have reached 7. 2 billion by the who’s who in the world 2016 pdf 2100. 1350, when it was near 370 million. 1955 and 1975, peaking to 2.
The growth rate has declined to 1. 2010 and 2015 and is projected to decline to 0. 56 million per year and are expected to increase to 80 million per year by 2040. 1 years in 2016, with the male median age estimated at 29.
4 years and female at 30. 2014 estimate forecasts between 9. 6 billion in 2100, and continued growth thereafter. This population tends to rise in the summer months and decrease significantly in winter, as visiting researchers return to their home countries.
More refined estimates, broken down by continents, were published in the first half of the 19th century, at 600 to 1000 million in the early 1800s and at 800 to 1000 million in the 1840s. Estimates of the population of the world at the time agriculture emerged in around 10,000 BCE have ranged between 1 million and 15 million. 6th and 8th centuries CE. The population of Europe was more than 70 million in 1340. 200 years for population figures to recover. 1644, it may have approached 150 million. England’s population reached an estimated 5.
6 million in 1650, up from an estimated 2. New crops that were brought to Asia and Europe from the Americas by Portuguese and Spanish colonists in the 16th century are believed to have contributed to population growth. North American population probably numbered somewhere between 2 million and 18 million. Over the centuries, the Europeans had developed high degrees of immunity to these diseases, while the indigenous peoples had no such immunity. Map showing urban areas with at least one million inhabitants in 2006.
Between 1700 and 1900, Europe’s population increased from about 100 million to over 400 million. Improved material conditions led to the population of Britain increasing from 10 million to 40 million in the 19th century. The population of the United Kingdom reached 60 million in 2006. The United States saw its population grow from around 5. 3 million in 1800 to 106 million in 1920, exceeding 307 million in 2010. 2013 this decline appeared to have halted. 20th century, due to economic development and improvements in public health.
Mexico’s population grew from 13. 6 million in 1900 to about 112 million in 2010. Between the 1920s and 2000s, Kenya’s population grew from 2. 9 million to 37 million.