More than 400 sealed ‘craters’ are ticking time bombs from a total 7000+ Arctic #permafrost mounds
▻https://siberiantimes.com/other/others/news/more-than-300-sealed-craters-are-ticking-time-bombs-from-a-total-7000
Dissecting them like surgical abscesses to release the gas seen as one solution to avoid future eruptions.