greenhouse effect [greenhouse effects](process by which a planet is warmed by its atmosphere) noun [UK: ˈɡriːn.haʊs ɪ.ˈfekt] [US: ˈɡriːn.ˌhɑːws ɪ.ˈfekt]
de/do efeito estufanoun {m}
greenhouse gas [greenhouse gases](any gas that contributes to the greenhouse effect) noun [UK: ˈɡriːn.haʊs ɡæs] [US: ˈɡriːn.ˌhɑːws ˈɡæs]