ScienceWater science down the DanubeTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceSkyring, Kerry09/23/2013September 23, 2013How do you conduct a comprehensive scientific survey of one of the world's great rivers? In the case of the Danube: gather up the scientists, load them onto ships near the river source, complete with labs and white coats.https://p.dw.com/p/19mbEAdvertisement Report: Kerry Skyring, Vienna