The bit about the Antarctic water "bulb" mining and subsequent sewage dumping to fill the hollow reminded me of a bit of fiction: https://en.wikipedia.org/wiki

The bit about the Antarctic water "bulb" mining and subsequent sewage dumping to fill the hollow reminded me of a bit of fiction: https://en.wikipedia.org/wiki/Level_7_%28novel%29 https://en.wikipedia.org/wiki/Level_7_%28novel%29 - not mentioned in the wiki is the part where the underground reservoir for supplies has a moving partition, the other side of which is being filled with sewage. Ah, cautionary tales ...