Fertilizer in ponds or streams would most likely be considered point source pollution.

Which of the following best describes the purpose of a nation’s boundaries? a. to limit the movement of goods and people b. to make it easier for cartographers to create maps c. to make the movement of goods and people easier d. to prevent other countries from invading territory

He resistance of a liquid to flowing is called

Quais são as consequencias (positivas e negativas) da extração dos minerais metálicos