blˈæk pˈuːlz tˈɛmpɹɪtʃɚ bɪkˌeɪm hˈɑːt ɪnˈʌf tə kˈɪl ˈɔːl ðə sˌaɪɐnˌɑːbɐktˈɪɹiə ɪnðə pˈuːl, tˈɜːnɪŋ ðə pˈuːl ɐ ɹˈɪtʃ tˈiːl blˈuː kˈʌlɚ.
Black Pool's temperature became hot enough to kill all the cyanobacteria in the pool, turning the pool a rich teal blue color.