Why do many scientists believe that increased pollution may cause global warming?
A.
Pollution leads to a decrease of ozone, which protects the Earth from the Sun’s heat.
B.
Pollution includes greenhouse gases, which trap heat in the Earth’s atmosphere.
C.
Pollution results in chemicals finding their way to oceans, causing water temperatures to rise.
D.
Pollution causes acid rain, which leads to rising sea levels.

Question

Why do many scientists believe that increased pollution may cause global warming?
A.
Pollution leads to a decrease of ozone, which protects the Earth from the Sun’s heat.
B.
Pollution includes greenhouse gases, which trap heat in the Earth’s atmosphere.
C.
Pollution results in chemicals finding their way to oceans, causing water temperatures to rise.
D.
Pollution causes acid rain, which leads to rising sea levels.

anonymous · Answer

the common term for the cause of global warming is the greenhouse effect which is the effect greenhouse gases have in heating the Earth's atmosphere so I would go with B.