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A comment on Quantum Dots Shift Sunlight's Spectrum to Speed Plant Growth. Parent comment

Re:Quantum Dots Shift Sunlight's Spectrum to Speed Plant Growth by sandworm101 on Monday June 08, 2020 @09:57AM (#23456498)
60% is the total flux hitting the planet. Due to dust, the amount of light hitting the surface is generally much lower. During a dust storm, it can be as dark as an earth night.
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