What is the root cause of global climate change?

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试卷: LEED GA模拟题F[查看]
What is the root cause of global climate change?


A: Ozone depletion
B: Topsoil loss
C: Greenhouse gases
D: The use of halons

参考答案: C

本题解释:
A Ozone protects the earth from ultraviolet radiation. Reduced ozone impacts human health, crops, and habitat.
B Topsoil loss does not impact climate
C Gases that trap heat in the atmosphere are often called greenhouse gases. This trapping of heat is believed by some to be a cause of global climate change.
D Halons are a ozone depleting substance found in fire suppression systems. They are not the root cause of climate change.