science1 distinct publisher
Purdue pair model Chicxulub's dust as a lid that reradiated the heat back onto the ground
A husband-and-wife team at Purdue calculates that almost nothing escaped upward through the impact dust, which would cook unsheltered animals within two hours and set lichen alight. It is one model, and its headline number is a calculation rather than a measurement.
Publishers:physicsworld.com
Reality
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