> .. a persuasive argument that you seem to believe.
What was uncovered were the facts demonstrating severe climate changes in ancient times. This requires no believing in, merely accepting that archeologists didn't fake their findings.
believe: to have confidence in the truth, the existence, or the reliability of something, although without absolute proof that one is right in doing so.
Your "acceptance" of "the facts" is "believing" by the definition above, pure and simple.
What was uncovered were the facts demonstrating severe climate changes in ancient times. This requires no believing in, merely accepting that archeologists didn't fake their findings.