A new look at conditions after a Manhattan-sized asteroid slammed into a region of Mexico in the dinosaur days indicates the event could have triggered a global firestorm that would have burned every twig, bush and tree on Earth and led to the extinction of 80 percent of all Earth's species, says a new University of Colorado Boulder study.
Fuente : http://www.eurekalert.org/pub_releases/2013-03/uoc...
Fuente : http://www.eurekalert.org/pub_releases/2013-03/uoc...