Algae Curtains Turn Buildings Into Carbon Eating Forests

They're called biocurtains, and for one small firm they lie somewhere between environmental engineering and art. These unique installations are filled with algae that suck up carbon and emit oxygen, and could be one small element involved with engineering our way out of catastrophic climate change. VOA's Kevin Enochs reports.

© La Voix de l'Amérique - jeudi 6 juin 2019