Electricity free algae street lamps could suck up CO2
By Hicbd
Thu Mar 7 2013 10:26 am
"The lamps are composed of a tube containing microalgae, as well as a battery during the day, the batteries are charged via photosynthesis of the algae, using both solar power and CO2 (both of which are usable by the plantlife)...each lamp absorbs a reported 150 to 200 times from CO2 than a tree."
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