Kathleen Dunn
from Wednesday, May 20, 2009 at 9:00 AM
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| After nine, Kathleen Dunn’s guest argues that over the past half-billion years there have been five mass extinctions, some wiping out seventy-five percent of all species on earth, and that we may be on the precipice of the sixth.
Guest: Elizabeth Kolbert, Staff Writer for the “New Yorker Magazine.” Author, “Field Notes from a Catastrophe: Man, Nature, and Climate Change.” Her article, “The Sixth Extinction,” appears in this week’s “New Yorker.” |
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