It's coming home to roost over the next 50 years or so. It's not just climate change it's sheer space, places to grow food for this enormous horde. Either we limit our population growth or the natural world will do it for us, and the natural world is doing it for us right now.
Quote by David Attenborough

Click on the picture of David Attenborough quote you want to see a larger version.

David Attenborough Quotes