A 'Smoking Gun' For The Late Permian Extinction
Sunday, January 23, 2011 - 22:30
in Paleontology & Archaeology
About 250 million years about 70 percent of life on land was wiped out. A new study says it has evidence to support massive volcanic eruptions that had broad impact on the global oceans and contributed to the extinction. Researchers at the University of Calgary believe they have discovered evidence for the hypothesis that volcanic eruptions burnt significant volumes of coal, producing ash clouds that had broad impact and was a direct factor in the late Permian extinction. read more