Exploring abrupt climate change and pandemic induced by comets and asteroids during human history

February 19, 2020

Iturralde Crater may be not be an "impact" crater
…the impactor would have encountered the atmosphere at velocities of approximately 20-50 km/s, and the released energy of the airburst would have been comparable to or greater than any known nuclear explosion. From Wikipedia: The structure was identified on the basis of Landsat imagery in 1985.[2] It is located between the Manupari and Madidi…
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