the greenhouse effect
noun [ S ] uk/ˈɡriːn.haʊs ɪˌfekt/ us/ˈɡriːn.haʊs ɪˌfekt/
温室效应
an increase in the amount of carbon dioxide and other gases in the atmosphere (= mixture of gases around the earth), that is believed to be the cause of a gradual warming of the surface of the earth