On a more feasible scale, a similar idea could be better air filtration/ventilation. Better ventilation in homes or offices to decrease CO2 levels could be an e

On a more feasible scale, a similar idea could be better air filtration/ventilation. Better ventilation in homes or offices to decrease CO2 levels could be an easier way to achieve a similar effect. https://www.nytimes.com/2019/05/06/health/conference-room-air.html https://www.nytimes.com/2019/05/06/health/conference-room-ai...