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Vienna, 1 July 2025 (Motto am Fluss) - Held every six years, the Joint Danube Survey (JDS) builds on the legacy of its predecessors and brings together experts from across the Danube River Basin and beyond for its implementation. The Survey conducts the most comprehensive scientific analysis of Europe’s second-longest river. Today marks the official launch of the fifth edition of this unique initiative: JDS5.

Paris, 12 June 2025 – As UNESCO celebrates 60 years of global water science and the 50th anniversary of the International Hydrological Programme (IHP), the ICPDR proudly contributed to this international milestone by co-hosting a side event that placed the Joint Danube Survey 5 (JDS5) firmly in the spotlight.

The Joint Danube Survey 5 (JDS5), the world’s most comprehensive investigative surface-water monitoring effort, will officially kick off on 1 July 2025 in Vienna. This large-scale scientific survey will bring together experts from 14 countries to assess the health of the Danube River and its major tributaries.

The We Pass 2 project, an ambitious initiative to restore fish migration routes at the Iron Gate Dams on the Danube River, has reached a successful conclusion. Building on the achievements of the original We Pass project, We Pass 2 focused on creating preliminary designs and cost estimates for solutions to enable fish passage at Iron Gate 1 and 2, which sit on the border between Romania and Serbia.

On 18 October 2022, the Central and Eastern Europe WWF participated in a side event on “Achieving Functional Biodiversity in the Danube-Carpathian Region by Mainstreaming Ecological Connectivity – how to make it happen” during the 11th EUSDR Annual Forum 2022. The annual forum, which took place in a hybrid format, was jointly organized by the Ukrainian EUSDR Presidency, the former Slovak EUSDR Presidency, the European Commission, and the Danube Strategy Point, with the financial support of the Danube Transnational Programme.

The European Commission proposes to cut the use of chemical pesticides in half by 2030, one of the flagship legislative proposals to follow the Biodiversity and Farm to Fork Strategies. The new rules on chemical pesticides will reduce the environmental footprint of the EU's food system, protect the health and well-being of citizens and agricultural workers, and help mitigate the pesticide use-related economic losses.

VIENNA – 29 April 2021. Coordinated with the ICPDR, many hundreds of experts in the countries of the Danube River Basin as well as other actors engaged in the fourth Joint Danube Survey – JDS4 – in 2019 and 2020. The final results have now been published and made available to the public and scientific communities online.

Budapest, 27 June 2019 – The official kick-off for JDS4, the fourth Joint Danube Survey, is taking place in Budapest this year, starting up the Danube-wide survey in the heart of the Hungarian capital hosted by the City of Budapest and organised by the Hungarian Ministry of Interior and the General Directorate of Water Management (OVF).

Vienna, 22 March 2015. Just in time for this year's World Water Day, the Joint Danube Survey 3 Final Scientific Report was published today.

Vienna, 22 March 2015. The Joint Danube Survey 3 (JDS3) was the world’s biggest river research expedition in 2013. Its results are now available in a comprehensive report, which can be downloaded from this website.