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  • Article from 04.01.2023 | Last changed: 22.08.2025

    Floods - how they form and how we influence them

    Flooded elbe river near Dessau

    … Calculations (in German: KWRA 2021 ) on the annual flood discharges (characteristic value: mean annual flood MHQ) of the major rivers in Germany show clear differences … in the water balance and human intervention in the course of water bodies, property values in former floodplains and inundation areas are increasing. This contributes …

  • Article from 11.04.2025 | Last changed: 11.04.2025

    Monitoring and assessment

    … and hydrographic data. Fixed buoys measure hydrographic and physico-chemical values in continuous operation. The large-scale distribution of macroalgae, seagrass … of transitional and coastal waters every six years on the basis of threshold values and limit values defined in the OGewV. No transitional waters are defined in …

  • Article from 02.02.2022 | Last changed: 25.07.2025

    Maritime shipping

    Sailing boat and container ship in the harbor of Hamburg

    … opportunity of designating Emission Control Areas (ECAs) where more stringent limit values for sulphur content in fuel and for NOx emissions apply. In the North and … predominantly addressed at international level by MARPOL Annex VI and its linked guidelines. These guidelines were last updated in 2015 and include limit values (pH, … nitrate) (Resolution MEPC.259(68), commonly known as “ 2015 EGCS Guidelines ”, MEPC (2015)). The German Environment Agency has investigated the environmental impact of …

  • Article from 11.03.2025 | Last changed: 31.07.2025

    Protecting the seas and oceans: how can it be done?

    On the picure you see the sunset about the sea

    … for old munitions , the toxic explosives and chemical warfare agents of which are now detectable in seawater, sediment and living organisms. Additionally, the ongoing … Changes have been regularly documented for decades, which has led to comprehensive knowledge about human activities and their impact on the seas and oceans. Based on … for old munitions , the toxic explosives and chemical warfare agents of which are now detectable in seawater, sediment and living organisms. Additionally, the ongoing …

  • Article from 01.03.2024 | Last changed: 20.08.2025

    Seas under pressure – Ocean acidification due to CO₂

    The photo shows a view of the surface of the North Sea.

    … slow down climate change, but this comes at a high ecological price. The pH value decreases, acidification increases As the concentration in the air increases, … (CaCO₃). These various chemical compounds in the water derived from CO₂ are known as dissolved inorganic carbon (DIC). Before industrialisation, the pH value of … whose livelihoods depend on them. With the adoption of the Global Agenda 2030 in 2015, 17 Sustainable Development Goals (SDGs) were established as a global plan to …

  • Article from 29.05.2024 | Last changed: 17.11.2025

    Soil of the Year

    Red grapes on a vineyard.

    … Soil of the Year: Gleysol For more information go to Website Soil of the Year . 2015 Soil of the Year: Pseudogley For more information go to Website Soil of the … Schadstoffe in Böden Bodenfunktionen Related publications Poster: Soil of the year 2015 Tags soil function soil profile soil structure soil type soil classification … Soil of the Year: Gleysol For more information go to Website Soil of the Year . 2015 Soil of the Year: Pseudogley For more information go to Website Soil of the …

  • Article from 10.04.2025 | Last changed: 12.01.2026

    Visit us

     The UBA building in Dessau-Roßlau from above. The building is elongated, with a façade of wood and coloured glass slabs and slanted solar cells covering the entire surface of the flat roof

    … tour of the UBA building on their own (there is a nominal deposit for the audio guide). Please notice that you can only visit the public parts of our building: the … the library, the exhibition space and the cafeteria. If you’re interested in a guided tour, please contact our external agent . Information concerning visits by …