Sixty five million years ago, say geologists, a meteorite made cataclysmic contact with Earth. It was the beginning of the end of the dinosaurs, Earths last great extinction.
The next great extinction will be more fizzle than fireworks. In fact,
its already begun.
Biodiversity, the very variety of life, is under attack. Paving and populating, consuming and polluting, humans are causing species to vanish at a rate unequalled since the doomsdays of the dinosaur.
More is at stake than simply the spice of life. Each species takes its secrets to the grave: potential solutions to coming crises, possible cures to medical mysteries.
See how much we stand to lose , find out how much we have to learn, and sound off on the state of natureall in this Millennium installment.