Question

Which of the following sources of pollution would be the most difficult to track and regulate?
a.
lawn fertilizer runoff
b.
a waste treatment plant
c.
a factory
d.
a nuclear power plant


Please select the best answer from the choices provided

A
B
C
D

Answer 1

A — lawn fertilizer runoff. It's a diffuse (nonpoint) source, coming from many individual lawns and areas, so it's harder to track and regulate than single-point sources like plants or factories.