>If we were to invest in building a underwater 'Sealab' on the bottom of some ocean floor, say at least 100m water deep, what kind of cataclysmic event could destroy it.
Maybe a sinking ship landing on the dome might be a problem. Or depth charges dropped during war. It would be considerably more difficult to destroy a colony on Mars through physical intervention, intentional or not.
... hacking in and opening all airlocks and evicting all oxygen, like fire suppression systems, on the other hand...
Maybe a sinking ship landing on the dome might be a problem. Or depth charges dropped during war. It would be considerably more difficult to destroy a colony on Mars through physical intervention, intentional or not.
... hacking in and opening all airlocks and evicting all oxygen, like fire suppression systems, on the other hand...