End-Permian Extinction Due to Contact Metamorphism?

David Middleton Here’s a novel take on the Siberian Traps and the End-Permian extinction: Geology Massive underground magma pulse caused the world’s largest mass-extinction The end-Permian wiped out almost all marine species Geologists have suggested that Earth’s most severe mass-extinction was caused by a huge pulse of magma which released deadly levels of greenhouse gases…