Paul Ehrlich and others use highly conservative estimates to prove that species are disappearing faster than at any time since the dinosaurs’ demise.

Video by Rob Jordan

excerpt…

Stanford biologist Paul Ehrlich calls for fast action to conserve threatened species, populations and habitat before the window of opportunity closes.

There is no longer any doubt: We are entering a mass extinction that threatens humanity’s existence.

That is the bad news at the center of a newstudy by a group of scientists including Paul Ehrlich, the Bing Professor of Population Studies in biology and a senior fellow at theStanford Woods Institute for the Environment. Ehrlich and his co-authors call for fast action to conserve threatened species, populations and habitat, but warn that the window of opportunity is rapidly closing…

::: click on through to Stanford Report for piece in full :::