Which of the following is not a type of air pollution?

a.) acid rain

b.) mercury

c.) ozone

d.) oxygen

surface of the earth:   most of the earth's surface (70%) is covered with water, and the remaining 30% is taken up by the seven continental landmasses. however, underneath the water that fills the oceans, and the dirt and plants that cover the continents, the earth's surface layer is made of rock.

the further away you are from the sun, the more oval shaped you get. the closer you are, the more circular the orbit gets.

answer; ///(b) i believe that the correct answer is it could cause droughts which would make forest fire more likely; /// plz check this answer first, good luck

i think the answer is africa and