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A comment on Asteroid crater 520km in diameter buried deep in southeast Australia. Parent comment

Re:Asteroid crater 520km in diameter buried deep in southeas... by lostlogin on Thursday August 17, 2023 @07:28PM (#37169675)
Maybe they would though?

Individual bacteria aren’t usually visible to the naked eye, but they tend not to exists isolation.

So maybe the immediate post impact world had less pond scum?

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Re:Asteroid crater 520km in diameter buried deep in southeas... by 13of40 on Thursday August 17, 2023 @10:17PM (#37170742)
During a cave tour one time the guide told us that the darker strata in the marble(?) in the cave walls was from microscopic life in an ancient seabed, and the lighter ones were from periods of...not sure if extinction is the right word, but "less of it".
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