To solve the problem of a polluted stream a scientist traced where the pollution came from. She determined that the pollution was coming from many small sources. She worked on a plan to help reduce the pollution to the stream. This is an example of ____________________ pollution solution.
stream??/smart?/human?manmade?
4 answers
nonpoint?
I'm sorry it was geothermal
I thought you don't give away answers.
no, it was nonpoint
1 answer