sˈuːɾəbəl ɛnvˌaɪɹənmˈɛntəl kəndˈɪʃənz fɔːɹ ɡɹˈeɪt ˈeɪps hɐvbɪn ɔnðə dᵻklˈaɪn ænd mˈɛni pˌɑːpjʊlˈeɪʃənz ɑːɹ ɔnðə bɹˈɪŋk ʌv ɛkstˈɪŋkʃən.
Suitable environmental conditions for great apes have been on the decline and many populations are on the brink of extinction.