a country where liquid wood was installed
image text translation
(1)LIQUID 3, installed in Serbia from around 2021, is based on the fact that more oxygen produced in the so-called liquid tree district comes from algae in the sea than from trees on land
(2)It fills 600 liters of water with algae to produce oxygen that is as efficient as a 10-year-old tree or a 200-square-meter yard
(3)The goal of the University of Belgrade, which created this liquid tree, is to plant trees
(4)It’s to create an environment that produces oxygen in a tough city