Interesting lighting system that requires no electricity for power. Instead, it draws CO2 from the atmosphere and uses it to produce light, as well as oxygen, as a byproduct. Not sure I'd want to see trees replaced by these lamps in the future. Though it's a creative way to fight CO2 emissions.
Shared content: | Algae Street Lamps French biochemist Pierre Calleja has created large-scale algae powered street lamps that can potentially absorb more than one ton of CO2 a year. Read full story
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