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In the more developed regions, the projected increase is from 76 years during the period 2000–2005 to 84 years during the period 2045–2050 and 90 in 2095–2100. Among the less developed countries, where life expectancy during the period 2000–2005 was just under 66 years, it is expected to be 76 years in 2045–2050 and 81 years by 2100.
The national 1 July, mid-year population estimates (usually based on past national censuses) supplied in these tables are given in thousands. The retrospective figures use the present-day names and world political division: for example, the table gives data for each of the 15 republics of the former Soviet Union, as if they had already been independent in 1950.
The total number of births globally is currently (2015–20) 140 million/year, is projected to peak during the period 2040–45 at 141 million/year and thereafter decline slowly to 126 million/year by 2100. [7] The total number of deaths is currently 57 million/year and is projected to grow steadily to 121 million/year by 2100. [8]
By 2100, the Northern Sea Route will be passable all year, cutting shipping distances by 40% and travel time by 30%—but raising concerns over climate change. By 2100, the Northern Sea Route Will ...
Until c. 10,000 years ago, ... suggest that the global population could grow to around 8.5 billion in 2030, 9.7 billion in 2050 and 10.4 billion in 2100.
Absolute increase in global human population per year [1] Population growth is the increase in the number of people in a population or dispersed group. Actual global human population growth amounts to around 83 million annually, or 1.1% per year. [2] The global population has grown from 1 billion in 1800 to 8.1 billion in 2024. [3]
Every four years (typically), a leap year occurs in February — making it 29 days long instead of the usual 28. ... The next time a leap year will be skipped is in 2100, Craddock said.
World population milestones went unnoticed until the 20th century, ... 14 years after 8 billion, and 10 billion by 2054–2071, 17 years after 9 billion; however ...