Question

Scientists have identified several problems with relying primarily on pollution cleanup. Which of the following is not one of those problems?

It is only a temporary bandage as long as the situation remains the same.
Elimination of pollution at the time of production is expensive.
It often simply moves the pollutant from one place to another.
Once pollutants are released it is too expensive to remove them.
All of these are identified problems.

Answer 1

Elimination of pollution at the time of production is expensive should be the answer. :)