Complex sentence: Substantial populations of the species persist on Mount Talang despite its recent volcanic activity, including large eruptions, which has meant there are few visitors to the area and that it is not a major target for development.
Split into simpler sentences: Substantial populations of the species persist on Mount Talang despite its recent volcanic activity, which has included large eruptions. Due to its status as an active volcano, Mount Talang receives few visitors and is not a major target for development.