Of the following,the most ecologically responsible way to dispose of sewage sludge is by
A) incineration.
B) dumping it into the deep trenches of the ocean.
C) using conventional landfills.
D) treating it and using it as fertilizer.
E) none of these answers.

Question

Quizplus · Accepted Answer

Treating sewage sludge and using it as fertilizer is the most ecologically responsible way of disposing of it. This process is known as land application or beneficial use. It reduces the amount of waste sent to landfills and provides a source of nutrients for soil and crops. Incineration and dumping into the ocean can harm the environment, while using conventional landfills is not a sustainable solution.

Of the Following,the Most Ecologically Responsible Way to Dispose of Sewage