ナショナルジオグラフィックさんのインスタグラム写真 - (ナショナルジオグラフィックInstagram)「Photo by Cristina Mittermeier @cristinamittermeier | Threatened by climate change, pollution, and destructive fishing practices, coral reefs are not only fascinating, they are also the first line of defense against coastal flooding. All over the world, coral reefs are in decline. However, an incredible group of young people have found an innovative way to help restore their home island's reef. Here, 20-year-old Titouan Bernicot tends one of the coral gardens off the coast of Moorea, French Polynesia, where he and his team are planting a new coral reef. #FollowMe at @CristinaMittermeier to learn more about @coralgardeners and how to can help to support this new coral reef in Moorea. #FrenchPolynesia #ocean #coralreef #WeTheReef」6月11日 9時33分