Quote:
Originally Posted by RoadWarrior
I'm cooking up some crazy scheme for photohydrogen using carrot juice....
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Hmm... Use chlorophyl to synthesize sugars, reform the sugars to produce hydrogen with CO2 as a by-product. Use the hydrogen as fuel and feed the CO2 back to the chlorophyl. It probably isn't all that efficient, but it might be more so than photovoltaics and electrolysis.