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Estimates vary depending on many factors, but the general consensus is that there are between 6,000 and 7,000 languages currently spoken. Between 50% and 90% of those will have become extinct by the year 2100. [55] The top 20 languages spoken by more than 50 million speakers each, are spoken by 50% of the world's population. In contrast, many ...
Based on this, the UN projected that the world population, 8 billion as of 2023, would peak around the year 2086 at about 10.4 billion, and then start a slow decline, assuming a continuing decrease in the global average fertility rate from 2.5 births per woman during the 2015–2020 period to 1.8 by the year 2100 (the medium-variant projection).
The estimated time until the red dwarf star Proxima Centauri, the closest star to the Sun today, at a distance of 4.25 light-years, leaves the main sequence and becomes a white dwarf. [134] 10 13 (10 trillion) The estimated time of peak habitability in the universe, unless habitability around low-mass stars is suppressed. [135] 1.2×10 13 (12 ...
The study predicts that the share of the world’s live births in low-income regions will nearly double from 18% in 2021 to 35% in 2100. Sub-Saharan Africa alone will account for 1 in every 2 ...
Roughly six hours every year for four years is 24 hours — or one day. “You add a day every four years and that adjusts for the time it takes the sun to complete an orbit, or a calendar year ...
The calendar formation year is considered as 963 Hijra (A. H.) in the Islamic calendar. From that year onward, the Fasli calendar has been a solar year. The name and number of the Days and the Months are the same as Islamic calendar. The first day of the year is 7 or 8 June. [3] The Fasli calendar dated from the accession year of Akbar.
The Next 100 Years is a 2009 speculative nonfiction book by George Friedman. In the book, Friedman attempts to predict the major geopolitical events and trends of the 21st century. Friedman also speculates in the book on changes in technology and culture that may take place during this period.
The Urdu Wikipedia (Urdu: اردو ویکیپیڈیا), started in January 2004, is the Standard Urdu-language edition of Wikipedia, a free, open-content encyclopedia. [1] [2] As of 21 December 2024, it has 215,803 articles, 188,258 registered users and 7,439 files, and it is the 54th largest edition of Wikipedia by article count, and ranks 20th in terms of depth among Wikipedias with over ...