La Réunion is located east of Madagascar. Its national park Réunion, is a World Heritage Site, and its active shield volcano, Piton de la Fo

Much of this inter-island cooperation is the result of efforts by part-time Volcano resident Alain Gerente. Gerente, a well-known videographer of Piton de la Fournaise eruptions, is a mathematician who was on the faculty at the University of Science on La Reunion. He has been a tireless supporter of closer relations between his two island homes—Hawai‘i and La Reunion—which have so much in common...