Albedo and climate in some areas are affected by artificial clouds, such as those created by the contrails of heavy commercial airliner traffic.
ælbˈiːdoʊ ænd klˈaɪmət ɪn sˌʌm ˈɛɹiəz ɑːɹ ɐfˈɛktᵻd baɪ ˌɑːɹɾɪfˈɪʃəl klˈaʊdz, sˈʌtʃ ɐz ðoʊz kɹiːˈeɪɾᵻd baɪ ðə kˈɑːntɹeɪlz ʌv hˈɛvi kəmˈɜːʃəl ˈɛɹlaɪnɚ tɹˈæfɪk.