Tuesday, October 27, 2015

Human-Caused Extinction Revealed in Underwater Fossil Graveyard

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Human-Caused Extinction Revealed in Underwater Fossil Graveyard
A graveyard of fossils was found at the bottom of a flooded sinkhole known as Sawmill Sink, located on Abaco Island. (Credit: Janet Franklin ASU)

By Megan Gannon
Live Science
10-26-15

      If humans had never set foot in the Bahamas, the islands today might be teeming with Cuban crocodiles, Albury's tortoises and rock iguanas.

These creatures survived the thawing of the last ice age, but not the arrival of people, a new study finds. On Abaco Island, a graveyard of fossils at the bottom of a flooded sinkhole suggests that humans caused more animals to go extinct than natural changes in the climate, the researchers said. [...]



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