Library

The ICPDR’s 5th Joint Danube Survey (JDS5) is pushing the boundaries of what river science can do. And the first preliminary results are beginning to reveal a rich and complex picture of one of the world's most studied rivers.

Have you ever wondered what secrets a single drop of water from the Danube River might hold? At this year’s Long Night of Research on 24 April 2026, the ICPDR invited visitors to find out at the Vienna International Centre (VIC).