That's true for major health effects, but research is showing that lower than previously assumed CO2 levels may affect cognition and health, especially in poorl

That's true for major health effects, but research is showing that lower than previously assumed CO2 levels may affect cognition and health, especially in poorly ventilated indoor environments. https://www.researchgate.net/publication/311844520_Carbon_dioxide_toxicity_and_climate_change_a_serious_unapprehended_risk_for_human_health https://www.researchgate.net/publication/311844520_Carbon_di...