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| Pierre Calleja, a French biochemist has invented an impressive streetlight that is powered by algae which absorbs CO2 from the air. His team has featured algae-powered lamps before but this one takes out 1 ton of CO2 per year. This is as much CO2 as as a tree absorbs on average during its entire life. He says this is a pretty amazing idea that could really work and clean the air pollution from urban areas like parking lots and at the same time look good. |
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