Which of these is a type of non point source pollution that might occur on a farm a. oil dripping from the pump for a water well b. excess pesticide deposited in a dump after a treatment c. old bags of nitrogen fertilizer left in a leaky barn d. excess salt deposited in the soil when irrigation water evaporates

Answer

D. Excess salt deposited in the soil when irrigation water evaporates

Explanation

A combination of pollutants from large area instead of a specific identifiable source is constitute the non point source pollution. For example, a runoff can be referred as a non point source pollution because collected water in emptied into water bodies after obtaining contaminants from the areas it passed through.

2,407.2 miles. or 32 hours.