How Many People Can Live on Planet Earth?

How Many People Can Live on Planet Earth? – naturalist Sir David Attenborough investigates whether the world is heading for a population crisis.     In his lengthy career, Sir David has watched the human population more than double from 2.5 billion in 1950 to nearly seven billion. He reflects on the profound effects of this rapid growth, both on […]

How Many People Can Live on Planet Earth? Read More »