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What is the cause of the sixth mass extinction event experienced on earth? What is the...

What is the cause of the sixth mass extinction event experienced on earth?

What is the cause of the sixth mass extinction event experienced on earth?

Climate change
Habitat loss due primarily due to agriculture
Pollution
Volcanoes erupted through a large coal deposit in what is now Siberia
An very large astroid struck just off the Yucatan Penisula in what is now Mexico
science   biology   
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