A London-based design lab creates panels for a "biocurtain" that uses photosynthesis to make microalgae...
Green biogel sits inside London design and architecture studio EcoLogicStudio's Photo.Synth.Etica “biocurtain” in London, Britain May 13, 2019. Algae formed inside the "biocurtains" captures carbon dioxide from the air and emits oxygen into the atmosphere. Picture taken May 13, 2019. REUTERS/George Sargent