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Re: Mystery of Mass Extinctions Is No Longer Murky

Erik Boehm writes:

Speaking in terms of diversity, are we not in a mass extinction event now - human caused?

If we want to rank ourselves amongst mass extinction causes, then we'll really have to lift our game. Extinction events caused by direct or indirect human activity are nothing compared to those in the geologic past. The Permian/Triassic extinctions in particular really raised the bar.


Dann Pigdon
GIS / Archaeologist              http://geo_cities.com/dannsdinosaurs
Melbourne, Australia             http://heretichides.soffiles.com