Air cleaning system and method

An air cleaning system configured to remove carbon dioxide from polluted air and generate oxygen as a biproduct, the air cleaning system comprising:

• a transparent recipient vessel configured to retain a liquid solution and a plurality of diatoms;
• a diatom carcass extractor housed partially within the recipient vessel;
• a base for supporting the recipient vessel;
• an air injecting component configured to draw polluted air into the recipient vessel;
• an aeration component configured to aerate the liquid solution in the recipient vessel;
• and
• a lighting component for illuminating the recipient vessel.

A method of treating polluted air and generating oxygen comprising:

• providing a plurality of diatoms in a liquid solution;
• injecting polluted air into the liquid solution;
• aerating the liquid solution;
• illuminating the liquid solution;
• allowing the plurality of diatoms to consume pollutants and generate oxygen;
• and
• releasing the generated oxygen to the atmosphere.