This Video Of Human Population Through Time Will Make You Think

It took 200,000 years for our human population to reach 1 billion - and only 200 years to reach 7 billion. But growth has begun slowing, as women have fewer babies on average.

When will our global population peak?

And how can we minimize our impact on Earth's resources, even as we approach 11 billion?

Take a look at amazing animation showing the growth of human population through time from 100,000 BC until now!