Asteroid likely caused global fires, which led to extinctions

From the AGU: Global fires after the asteroid impact probably caused the K-Pg extinction About 66 million years ago a mountain-sized asteroid hit what is now the Yucatan in Mexico at exactly the time of the Cretaceous-Paleogene (K-Pg) mass extinction. Evidence for the asteroid impact comes from sediments in the K-Pg boundary layer, but the…

Advertisements