Population Growth Rate and World Population

Things to remember

• The world's population has crossed 7 arab in 2011 AD. In 1 AD, the total population of the world was 250 million, i.e. 25 crore only. The world population took about 1650 years to reach 50 crore. In 1820 AD, the population of the world reached 100 crore, i.e. 1 arab. In 1930 and 1975 AD, the world’s population reached 3 arab and 4 arab respectively. The world’s population reached 5 arab in 1987 AD.
• The population started to increase rapidly since middle of 17th century. We can find that the population of Europe, Russia and America was increased rapidly before 1950 AD.