Liquid trees trends on the internet reintroduces algae alternative concept for cities

WASHINGTON (TND) — An alternative to trees developed by scientists in Serbia is currently trending on social media. Floated as a potential solution to filtering carbon dioxide and providing oxygen in dense urban areas, “liquid trees” are simply tanks filled with water and green algae that supposedly help fight pollution. Featured in EuroNews in 2022, the “liquid trees” idea trended on Thursday after a couple of social media accounts began sharing videos and images of the innovation. Those new videos have attained millions of views so far. The EuroNews YouTube account posted its own video on the topic a year…