Yet another reason why Switzerland is such an amazing place. A highway overpass has been installed with an algae farm! Since it consumes sunlight and CO2, then pumps out oxygen, places with high emissions are actually the perfect places for algae farms.
It was installed this summer as part of a festival in Genève.
It absorbs the emissions of cars that pass below it while being supplemented by the sunlight. A series of pumps and filters regulate the system,...
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