Can anyone tell me about the harmful human activities to the environment in Bloomington-Normal,IL USA area?

Question

Hazardous activities on a large scale in this area?

Answer 1

the most hazardous activity in Bloomington, or any city in the U.S. is driving

it is the most dangerous to the people doing it (car accidents account for most accidental deaths in the U.S.) and car exhaust usually represent the largest pollution emissions in a city, with potentially the most harmful environmental effects