What was the approximate human population of the world in 1850?
Correct answer: One billion

wanderer
new info for me.thanks

Tom
Bernsoi, The human population of the Earth now is about 8 billion.

Bernsoi
By now the human population has probably doubled to 2 Billion which is very, very scary. The main cause of global warming and famine. Humankind is destroying the planet and the future generations will be paying the price. This is so sad.