Authors:
  • There is good reason to believe that we have already entered the Sixth Extinction, a period of destruction of species on a massive scale, comparable to the Fifth Extinction 65 million years ago, when three-quarters of the species on earth were destroyed, apparently by a huge asteroid.

    "Global Warming and the Future of Humanity: An Interview With Noam Chomsky and Graciela Chichilnisky". Interview with C.J. Polychroniou, www.truth-out.org. September 17, 2016.