"May we live long and die out" is the unofficial motto of a new movement that seeks to improve the Earth's ecosystem by ensuring that the human species does not survive. The Voluntary Human Extinction Movement, or VHEMT, consists of volunteers who have made active life decisions to remain childless for the benefit of the Earth, thereby preventing the extinction of millions of species of plants and animals. While no one person takes credit for being the founder, Les U. Knight created its name and is the spokesperson for the movement. "We've already exceeded Earth's carrying capacity for humans by...