World population - wikipedia
In demographics, the world population is the total number of humans currently living, and was estimated to have reached 7.7 billion people as of April 2019.[1] It took over 200,000 years of human history for the world's population to reach 1 billion;[2] and only 200 years more to reach 7 billion.[3]
World population estimates from 1800 to 2100, based on “high”, “medium” and “low” United Nations projections in 2015 and UN historical estimates for pre-1950 data
Population growth graph generated with data supplied by World Bank, via Google
