British isles:**British isles And perhaps other pronunciationsUK and possibly other pronunciations/kəˈmɜːrʃəl/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/kəˈmɝʃəl/ ,United states of america pronunciation: respelling(kə mûr′shəl)units are economically feasible and to assess their environmental impact. Within the Ca