> depending on whether there's water available on Mars Actually, we've recently confirmed that there are at least five million cubic kilometers of water ice on

> depending on whether there's water available on Mars Actually, we've recently confirmed that there are at least five million cubic kilometers of water ice on Mars ... https://en.wikipedia.org/wiki/Water_on_Mars https://en.wikipedia.org/wiki/Water_on_Mars https://en.wikipedia.org/wiki/Water_on_Mars#Present_water_ice https://en.wikipedia.org/wiki/Water_on_Mars#Present_water_ic...