Will this object make it easier to breathe in our cities? - BBC Reel

An alternative to urban trees known as 'bio-curtains' is being developed by a team of architects and scientists in London. The curtains use the power of algae to absorb carbon dioxide from the air.

The architects EcoLogicStudio created the technology in collaboration with University College London and University of Innsbruck.

See the smartphone film by digital reporter Dougal in the link.

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