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#water#moon#cities#earth#problem#current#point#surface#cheap#clean

Discussion (6 Comments)Read Original on HackerNews

heaney-555about 1 hour ago
This is the classic fallacy of imagining a future problem with current technology.

By the time we have "one-million-person cities" on the moon, synthesizing water or hauling it from icy asteroids will not be a problem.

throwawayffffasabout 2 hours ago
One point worth noting, as far as I can tell all the current research focuses on the surface. We simply don't know if there is water deeper than a few centimeters or feet under the surface.
vibrioabout 2 hours ago
Moon? I’m starting to wonder if there’s enough water for cities on earth.
b1121 minute ago
Huh? There's plenty of water, endless water. It's cheap-because-drinkable water that isn't aplenty.

On the Moon, this is what may be lacking.

On Earth, we can close loop recycle from drains. We can take sea water and desalinate. We can use osmosis and clean dirty ground water.

Is any of that cheap? Nope. But it's also not a blocker on having water to drink and bath with.

We will never run out of water, only "easy clean water".

toasty228about 2 hours ago
It took 200 years of industrial revolution to irremediably fuck up our paradise, sadly it would take much longer to terraform a dead rock to even 1% of what we had on earth
cucumber3732842about 1 hour ago
Europe was deforested and you didn't drink from water downstream of cities long before the industrial revolution.

Not that it matters to your point about the moon.