Nature and EnvironmentEarth, Ice, Water and AirTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and EnvironmentSonya Angelica Diehn01/04/2018January 4, 2018From saving tees in Poland, to defending Mesopotamian marshes, we look at how our planet's vital elements come together in precious ecosystems that are now under threat. https://p.dw.com/p/2qLdOAdvertisement