WINNER OF THE PULITZER PRIZEONE OF THE NEW YORK TIMES BOOK REVIEW'S 10 BEST BOOKS OF THE YEARA NEW YORK TIMES BESTSELLERA NATIONAL BOOK CRITICS CIRCLE AWARD FINALISTThe 10th-anniversary edition of the instant classic, The Sixth Extinction, now with a new epilogue. Kolbert blends intellectual and natural history and field reporting into a powerful account of the mass extinction unfolding before our eyes.Over the last half a billion years, there have been five mass extinctions,