My uncle thinks the atmosphere will explode when the Siberian permafrost releases its methane. Then I started thinking, maybe that is what happened in Tunguska.

My uncle thinks the atmosphere will explode when the Siberian permafrost releases its methane. Then I started thinking, maybe that is what happened in Tunguska. For a thermobaric event of geological proportions maybe it was small. ED: Didn't mean to scare anyone. Just following a thread of logic.