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at the end of the permian period a large mass extinction occurred; 90–95% of the marine and terrestrial species were eliminated. what is thought to be the possible cause of this mass extinction? select
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at the end of the permian period a large mass extinction occurred; 90–95% of the marine and terrestrial species were eliminated. what is thought to be the possible cause of this mass extinction? select all that apply.

User CourtDemone
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Answer: Acidic water, metal & sulfide poisoning, decreases in oxygen, and global warming are the most likely causes of the Permian extinction.

User Kerruba
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