ambient((music) evoking or creating an atmosphere) adjective [UK: ˈæm.biənt] [US: ˈæm.biənt]
environmental(pertaining to the environment) adjective [UK: ɪn.ˌvaɪə.rən.ˈmen.tl̩] [US: ən.ˌvaɪ.rən.ˈmen.tl̩]This is a major environmental disaster. = Questo è un grave disastro ambientale.