Earlier quoted context omitted.
It's possible to grow potatoes hydroponically, so growing them in unprocessed Martian regolith is unlikely to be important until the number of Martians hits six figures.
So you're going to bring your own soil everywhere? That's the unsustainable part. Terraforming would take thousands of years.
Study: Potatoes can grow on Mars
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Re: Study: Potatoes can grow on Mars
#32Earlier quoted context omitted.
It's possible to grow potatoes hydroponically, so growing them in unprocessed Martian regolith is unlikely to be important until the number of Martians hits six figures.
So you're going to bring your own soil everywhere? That's the unsustainable part. Terraforming would take thousands of years.
Re: Study: Potatoes can grow on Mars
#33Earlier quoted context omitted.
It's possible to grow potatoes hydroponically, so growing them in unprocessed Martian regolith is unlikely to be important until the number of Martians hits six figures.
So you're going to bring your own soil everywhere? That's the unsustainable part. Terraforming would take thousands of years.
Re: Study: Potatoes can grow on Mars
#34This smells of a publicity stunt to me.
Re: Study: Potatoes can grow on Mars
#35I think this article is wrong about the temperature. There is little information available but here is the original press release http://cipotato.org/press-room/blog/indicators-show-potatoes... From what I can gather they used soil from some Peruvian desert and increased the CO2 in the chamber. But there is no mention of simulating the -80F night temperatures typical on Mars.
Re: Study: Potatoes can grow on Mars
#36Earlier quoted context omitted.
So you're going to bring your own soil everywhere? That's the unsustainable part. Terraforming would take thousands of years.
Hydroponically means "using water as a medium", so not bringing your own soil and depending on whether there's water available on Mars. You would still need to put nutrients in the water, but it would be a path to take until you get composting working.
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#Present_water_ic...
Re: Study: Potatoes can grow on Mars
#37I think this article is wrong about the temperature. There is little information available but here is the original press release http://cipotato.org/press-room/blog/indicators-show-potatoes... From what I can gather they used soil from some Peruvian desert and increased the CO2 in the chamber. But there is no mention of simulating the -80F night temperatures typical on Mars.
I'm pretty sure Martians measure temperature in Celsius.
No, Martians measure in Nano Yocto Planck Degrees above Absolute Zero, I hereby dub that unit the Plancktigrade.
Re: Study: Potatoes can grow on Mars
#38Re: Study: Potatoes can grow on Mars
#39On video there were liquid water. I didn't know such exist in mars.
Potatoes don't exist on Mars, either. But if we're going there, and bringing potatoes, we'll either be bringing water, or distilling it there.
Probably just melting some of the more than five million cubic kilometers of water ice that has been identified at or near the surface of modern Mars ...
Re: Study: Potatoes can grow on Mars
#40"Scientists with the International Potato Center" made my day.