The distribution of human world population in 1994. Key. A population is the number of all the organisms of the same group or species, which live in a particular geographical area, and have the capability of interbreeding.
https://en.wikipedia.org/wiki/Population
In order to study how the world population changes over time it is useful to focus on the rate of change (rather than just levels). The following visualization presents the annual population growth rate, superimposed on the total world population, for the period 1750-2010 (plus projections up to 2100).
https://ourworldindata.org/world-population-growth/
This was about 12 years after world population reached 5 billion in 1987, and 6 years after world population reached 5.5 billion in 1993. The population of countries such as Nigeria, is not even known to the nearest million, so there is a considerable margin of error in such estimates.
https://en.wikipedia.org/wiki/Population
The world population has grown tremendously over the past two thousand years. In 1999, the world population passed the six billion mark. Latest official current world population estimate, for mid-year 2013, is estimated at 7,095,217,980. The chart below shows past world population data back to the year one and future world population projections through the year 2083. World Population Growth.
https://www.thoughtco.com/current-world-population-1435270
World Population 2017. The current US Census Bureau world population estimate in 2016 shows that there are approximately 7,346,235,000 people on earth as of August 23, 2016, which far exceeds the population of 7.2 billion from 2015.
http://worldpopulationreview.com/continents/world-population/
Our population statistics cover age, sex, race, Hispanic origin, migration, ancestry, language use, veterans, as well as population estimates and projections. The U.S. Census Bureau is the official source of statistical data tracking the national economy. Business is a large part of America's diverse economy.
https://www.census.gov/popclock/
This is the period in history when population growth changed most drastically. Before 1800 the world population growth rate was always well below 1%, while in the course of the first fifty years of the 20th century annual growth increase to up to 2.1% – the highest annual growth rate in history, recorded in 1962.
https://ourworldindata.org/world-population-growth/
Income is the gauge many use to determine the well-being of the U.S. population. Survey and census questions cover poverty, income, and wealth. The U.S. Census Bureau is the official source for U.S. export and import statistics and regulations governing the reporting of exports from the U.S.
https://www.census.gov/popclock/
Over the next hundred years, the population of the world doubled, reaching 2 billion in the late 1920s. The 20th century, however, is where population growth really took off, and over the past 100 years, the planet's population has more than tripled in size.
http://worldpopulationreview.com/continents/world-population/
The UN calculates that there are more than 7 billion living humans on Earth, yet 200 years ago we numbered less than 1 billion.1 Recent estimates suggest that 6.5 percent of all people ever born are alive right now.2 This is the most conspicuous fact about world population growth: for thousands of years, population grew only slowly, but in recent ...
https://ourworldindata.org/world-population-growth/
what is the population of earth?
The population of the Earth is approximately 7,346,235,000.