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6

Apart from perchlorate treatment mentioned in @Chris's answer, there are some other methods which could be able to remove the perchlorate from the martian soil: Rinsing the soil with water. Perchlorate dissolves in water. Heating the soil. Perchlorate decomposes giving oxygen as byproduct. Using perchlorate eating bacteria which produce oxygen as a ...


4

This question is rather broad so I will give a broad answer. Plants on Mars will require similar things to plants growing on Earth. All of these things: Sufficient Light Appropriate dark periods* Warmth Water Nutrients Sufficient atmospheric pressure An atmosphere containing carbon dioxide Absence of toxic conditions such as high levels of radiation or ...


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A mature tree consumes 48 pounds (22kg) of CO2 per year.[1] The 22 kg of CO2 is made of (((32 g O2 / 1 mole) / (44 g C02 / 1 mole)) * 22 kg CO2 =) 16 kg O2. Note that, by dimensional analysis, this calculation makes sense, but presumes 100% release of O2 in photosynthesis.[2] Thus, a mature tree produces ~16 kg O2 per year. According to NASA, a human ...


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