Nature and EnvironmentThe islands that vanish beneath the seaTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and Environment12/15/2019December 15, 2019The hallig islands in the Wadden Sea are used to flooding events. The local population is used to their land being swallowed by the sea. But in recent years, they've experienced terrifying storms. https://p.dw.com/p/3TLfHAdvertisement