The world population exceeded 3 billion in 1960.
- Today in science: The Day of 6 Billion | Human World | EarthSky
It took hundreds of thousands of years for Earth’s human population to reach 1 billion in 1804. The 3 billion milestone came in 1960. Not quite 40 years later, global population had doubled to 6 billion. In 2011, global population reached 7 billion mark.Oct 12, 2017
- Current World Population and Future Projections – ThoughtCo
Oct 10, 2018 – Humans had been around for tens of thousands of years by the year 1 A.D. when the Earth’s population was an estimated 200 million. It hit the billion mark in 1804 and doubled by 1927. It doubled again in less than 50 years to four billion in 1975.
- World population – Wikipedia
It is estimated that the world population reached one billion for the first time in 1804. It was another 123 years before it reached two billion in 1927, but it took only 33 years to reach three billion in 1960.
- World Population Growth – Our World in Data
200 years ago there were less than one billion humans living on earth. … where the natural population growth is slightly negative: the number of deaths exceed … than 3%—that is, still higher than the peak growth rates recorded for the world at … The less developed countries’ growth rate peaked in the late 1960s and in the …
- World Population Growth Through History – Annenberg Learner
World population reached: Year, Time to add 1 billion. 1 billion, 1804. 2 billion, 1927, 123 years. 3 billion, 1960, 33 years. 4 billion, 1974, 14 years. 5 billion …