Well CO2 levels are high , and that’s a shift in their reaction. so i suppose when the person is sleeping their CO2 levels are lower so if there is an answer asking if it’s lower then press that if not i don’t know i’m sorry :/. if you ever need anything else DM me lol
1. It can destroy the boidiversity. 2. The chemical input from the roads are washed into the water. 3. Also it can degrate the air quality. Hope this helps!!!