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The effects of extraterrestrial impacts on life on Earth
- bediger4000 7y agoThe tie between an Ordovician ice age, the Great Ordovician Biodiversity Event, and the L-chondritic Parent Body Breakup is completely fascinating. The Decorah, Iowa crater has even yielded a bunch of unique fossils: https://pubs.geoscienceworld.org/jgs/article/175/6/865/548502/The-Winneshiek-biota-exceptionally-well-preserved https://pubs.geoscienceworld.org/jgs/article/175/6/865/54850...