I've been studying air quality as a hobby for many years in my hometown. It's just a thing, okay? Nevertheless, there's indeed a significant, global, drop in CO(x) and NO(x) in the air, while small particles (2.5 µm) are on an all time high. All over the world.
I've been studying air quality as a hobby for many years in my hometown. It's just a thing, okay? Nevertheless, there's indeed a significant, global, drop in CO(x) and NO(x) in the air, while small particles (2.5 µm) are on an all time high. All over the world.
Check for yourself: https://aqicn.org