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Q&A How long can 400 people survive in an underground facility if they had to seal off their heat vents?

Assume the surface of the planet is experiencing ice age conditions and the facility was designed to keep the occupants alive for 6 months. An emergency forces the permanent closure of all Heating...

2 answers  ·  posted 4y ago by Pentallion‭  ·  last activity 4y ago by Pentallion‭

Question apocalypse underground post-apocalypse survival