問題詳情

There has been debate recently about whether climate change should actually be called a "climate crisis" or "climate emergency."_53_ the description, scientists have been observing changes in our environment for years. Climate change and global warming arenot exactly the same. Global warming _54_ rising temperatures, which is only one aspect of climate change. Climate change is abroader umbrella term that captures the effects of greenhouse gases, but these gases affect more than just warming temperatures.Climate change _55_ a wide range of atmospheric variants, including rising temperatures, forecast unpredictability, extreme weatherevents and natural disasters such as wildfires, floods and droughts.Most scientists agree that human activity, which produces excessive amounts of greenhouse gases (GHGs) such as carbon dioxideand methane, are the driving force behind _56_ climate change right now. GHGs trap heat in the atmosphere like a blanket over Earth.The gases then slowly release heat energy _57_ things like wind circulation patterns and the movement of clouds, which also affectprecipitation.
53.
(A) Whether
(B) However
(C) Whatever
(D) Nevertheless

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