7
QuizMultiple Choice

Cultural Differences — Unit test

Question 7 • LA-World Geography A ? Distance Learning

According to many scientists, how does increased pollution cause global warming?

Answer
A
It causes acid rain, which leads to rising sea levels.
B
It results in chemicals finding their way to oceans, causing water temperatures to rise.
C
It leads to a decrease of ozone, which protects the Earth from the Sun’s heat.
D
It includes greenhouse gases, which trap heat in the Earth’s atmosphere.

Explanation

Greenhouse gases, such as carbon dioxide and methane, absorb and re-emit heat, trapping some of it in Earth’s atmosphere. Increased pollution can add more of these gases, strengthening this heat-trapping effect and contributing to global warming. Therefore, the correct choice is D, “It includes greenhouse gases, which trap heat in the Earth’s atmosphere.”

AI-written and checked against the verified answer.

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