Meditaerranean Sea shows climate change's impact in real time | Focus on Europe

Every day, marine biologist Gerwin Gretschel observes how rapidly the Mediterranean Sea is changing. At his diving school, people learn why this is dangerous. Subscribe: https://www.youtube.com/user/deutschewelleenglish?sub_confirmation=1 For more news go to: http://www.dw.com/en/ Follow DW on social media: ►Facebook: https://www.facebook.com/deutschewellenews/ ►Twitter: https://twitter.com/dwnews ►Instagram: https://www.instagram.com/dwnews ►Twitch: https://www.twitch.tv/dwnews_hangout Für Videos in deutscher Sprache besuchen Sie: https://www.youtube.com/dwdeutsch #Croatia #MediterraneanSea #ClimateChange