Question

What do we call the harmful substances that have a negative effect on the environment? *

Answer 1

Answer:

Pollutants

Explanation:

Pollution is trash and smoke in our atmosphere so i think it would be Pollutants. hopefully that helps

Answer 2

Answer: A.  Pollutants

Explanation:

"A pollutant is a substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource. ..." - Wikipedia