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When Life Nearly Died: The Greatest Mass Extinction of All Time Michael Benton
Publisher: W W Norton & Co Inc

A life and legacy to envy, in my opinion. Michael Benton's book about the Permian Extinction – When Life Nearly Died: the greatest mass extinction of all time – has been published in paperback this week. Once we put all that together we can produce our optimistic forecast of how long our Hollow Scene Mass Extinction Event will take to play out for us parochial, self-absorbed spinal column-possessing types. No, because they ceased to exist before the fact of their nonexistence could have became known to . The Permian Extinction is one of the most profound changes to the ecosystem or life has seen at all ever. And I don't think species replace nearly as quickly as they die off. Many scientists have thought that dinosaur predecessors missed the race to fill habitats emptied when nine out of 10 species disappeared during the Earth's largest mass extinction, approximately 252 million years ago. Benton, When Life Nearly Died: The Greatest Mass Extinction of All Time, Thames and Hudson, 2003. Unfortuntaely, it deals away with the ide that a single source would be the cause of mass extinctions. As it was the Ultimate Predator so far until WE appeared?No shortage just lately on how our species is only the latest - but maybe, we fancy, Biggest And Bestust!!! However the Permian-Triassic extinction was the most dramatic. And mourning Iain, although I only ever exchanged a dozen or so words with him at a signing or few, and although it was only a matter of time once we knew the diagnosis. You could not point to the sky and say if We're a long ways from being able to close the book, say it's been written, and that we completely understand why life nearly died then. Does the giant sloth or the wooly mammoth? Scientists now think the ocean's north/south circulation shut down and the seas became too tepid and stagnant so 90% of all sea life perished while on the land, 70% Scientists at the National Center for Atmospheric Research (NCAR) have created a computer simulation showing Earth's climate in unprecedented detail at the time of the greatest mass extinction in the planet's history. The land masses were, except for at the poles, very hot, the averages at over 100 F. If you want a good look at how bad it can get, an excellent book for the science (and the feel of how it gets worked out in practice) is Michael Benton's When Life Nearly Died. Given the near-consensus mechanism of a big ole rock smacking down near the current-day Mexican Riviera,..probably the big dinos died quickly and smaller ones petered out over time. Extinction: What Caused the Great Dying? To start with, the fact of its extinction cannot be ascertained by the species going extinct: does the dodo know it's extinct?