6 babies were born to each human woman on average across most of human history.<p>According to Hans Rosling it now 2.4 children per woman worldwide, and falling , vaccination and education - across Europe it is less than 2.<p><a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=4eWzhrc611A" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=4eWzhrc611A</a>