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Because the end of the last ice age was only 12,000 years ago; and in that time frame, if that warming was caused by a prehistoric civilization, there would be
by barkingtoad 8y ago
Because the end of the last ice age was only 12,000 years ago; and in that time frame, if that warming was caused by a prehistoric civilization, there would be a ton of evidence for that civilization's existence.
- sml156 8y agoNot if they built their towns and cities on top of active volcano's for a plentiful source of hot water.