Next Big Future: Vertical Farming getting more energy with 68 perce...: New Scientist provides an update on vertical farming projects From Singapore to Scranton, Pennsylvania, "vertical farms" are pro...
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With 68% efficiency from artificial light, perhaps one can see that you could survive anywhere if you had an energy source of sufficient magnitude. The Sun isn't always available, you see.
Al Fin: "Cowboy Commentary", aka "Eat your veggies" The Flag banner is posted in order to defy those who would make patriotic symbols illegal or disreputable.
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