Final answer:
The statement regarding the Island of Manekula and its diversity cannot be confirmed with the provided information. Instead, the discussion revolves around the cultural diversity in the regions of Indonesia, the Philippines, Melanesia, Micronesia, and Polynesia, and the impact of globalization on indigenous cultures.
Step-by-step explanation:
According to the Ted talk "Essentiality of cultural diversity," the statement that the Island of Manekula currently thrives with the highest diversity is not directly addressed in the provided information. Therefore, we cannot ascertain the truthfulness of that statement from the given reference material. However, we can discuss the cultural diversity in the regions of Melanesia, Micronesia, and Polynesia. These areas, including many islands in Indonesia and the Philippines, are known for a high level of cultural diversity due to numerous subgroups that maintain their cultural heritage despite the pressures of globalization. The isolation and remoteness of these islands have contributed to unique traditions, beliefs, and biodiversity. Additionally, the Ted Talk could be addressing broader topics related to indigenous cultural heritage and the impact of globalization on various cultural landscapes around the world.