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 @franslanting | During a recent voyage to Norway's Svalbard archipelago, high in the Arctic, the temperature was more than 60 degrees F (15 C) for days on end. It's the fastest warming place on Earth. That's bad news for the polar bears here and for people, no matter where you live. Follow me @franlanting for more images and stories about our changing planet.」8月10日 23時30分