Researchers study largest impact crater / east coast of America /35 million years ago

[Cotton1]

https://phys-org.cdn.ampproject.org/...ion-years.html

an asteroid hit the ocean off the East Coast of North America. Its impact formed a 25-mile diameter crater that now lies buried beneath the Chesapeake Bay, an estuary in Virginia and Maryland. From this impact, the nearby area experienced fires, earthquakes, falling molten glass droplets, an air blast and a devastating tsunami.

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