If you mine something, you can’t mine it again. It’s gone from the ground.
If you harvest something, then wait a certain amount of time (a year, for example), you can harvest it again.
Is Water on Mars a renewable resource?
If you mine something, you can’t mine it again. It’s gone from the ground.
If you harvest something, then wait a certain amount of time (a year, for example), you can harvest it again.
Is Water on Mars a renewable resource?
You would have better luck hitting Mars with comets and meteors. The meteors to bulk up mass and (maybe) restart the core and the comets to add water.
I’d guess that’s not practical approach.