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M
Agreed. If you build a greenhouse on the surface of the moon or Mars, the covering will need to be transparent to visible light (which...
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M
All these "how to grow food in space" articles are pointless. OK maybe the science is interesting but in practical terms a human needs...
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M
Let's compare with other sources of methane. mt: metric tonne.
Permafrost: Assume a pessimistic 10 million cu. ft of methane under...
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