Siberia's 'gateway to the underworld' is growing a staggering amount each yearSiberia's 'gateway to the underworld' is growing a staggering amount each year - Livescience.com
livescience.comSubmitted by livescience8748 in science
The Batagay megaslump — a 3,250-foot-wide (990 meters) depression in the permafrost in the Russian Far East — is "actively growing" by a massive amount every year, scientists have found.