ðə dˈæmɪdʒ kˈɔːzd baɪ ðə kˈɑːlɪɹz hæd ɐ lˈɔŋlˈæstɪŋ ɪfˈɛkt ɔnðɪ ɛkˈɑːlədʒi ʌv ðɪs sˈɛkʃən ʌv sˈaʊθiːstɚn pˌɛnsɪlvˈeɪniə.
The damage caused by the colliers had a long-lasting effect on the ecology of this section of southeastern Pennsylvania.