“This is a terrible thing to say. In order to stabilize world population, we must eliminate 350,000 people per day. It is a horrible thing to say, but it’s just as bad not to say it.”
- Jacques Cousteau, UNESCO Courier

“Mankind is the most dangerous, destructive, selfish and unethical animal on the earth.”
- Michael Fox, vice-president of The Humane Society

 “A reasonable estimate for an industrialized world society at the present North American material standard of living would be 1 billion. At the more frugal European standard of living, 2 to 3 billion would be possible.”
- United Nations, Global Biodiversity Assessment