co2conversionchallenge
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NASA's public CO2 challenge could help astronauts endure on Mars
NASA would really prefer that Mars astronauts produce their materials on Mars, but that's not so easy when resources we take for granted on Earth are hard to get on the Red Planet. The administration has an idea as to how it might accomplish that feat, though -- and it wants your help. It's launching a CO2 Conversion Challenge that asks the public to find ways to turn carbon dioxide into compounds that would be useful on Mars, where the substance is plentiful.
