'AirBubble' offers respite from Warsaw pollution

At a new playground in central Warsaw, algae feast on pollutants and carbon dioxide to provide a bubble of clean oxygen in a city ranked as one of the most polluted capitals in the EU.

Newspaleti Newspaleti
Jul 28, 2021 - 02:00
'AirBubble' offers respite from Warsaw pollution
At a new playground in central Warsaw, algae feast on pollutants and carbon dioxide to provide a bubble of clean oxygen in a city ranked as one of the most polluted capitals in the EU.
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