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  • Article from 04.07.2013 | Last changed: 15.12.2025

    Site remediation

    … around the manner in which the site in question was used (e.g. accidents or spills that occurred at the site), as well as assessments of documents, maps and aerial … only contains soil-human exposure pathway measurement values for dioxin and furan. When it comes to measurement values for determining the body’s absorption capacity … zur Bewertung von Altlasten (Erich Schmidt Verlag, Berlin 1999). These methods and yardsticks should be used for determining other test and measurement values. …

  • Article from 04.01.2023 | Last changed: 22.08.2025

    Floods - how they form and how we influence them

    Flooded elbe river near Dessau

    … and localised heavy rainfall, or in winter and spring as a result of snowmelt. When rain hits the earth's surface, part of it seeps into the soil and contributes … is determined by the rivers´ morphology and amount of water. Rivers have more or less developed floodplains. The amount of water retention volume in the floodplains … Scientific studies show that river floods in north-western Europe have increased in recent decades. At the …

  • 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.

    … With increased uptake of CO₂, the pH level of seawater decreases, making it more acidic. This chemical change affects the development of marine organisms. … 20 million years and continues to rise. Long-term measurement series have shown that the pH value - parallel to the atmospheric increase in CO₂ - has already … Scheffel / Universität Greifswald Due to ocean acidification, these organisms have less CO ₃ ² - available, impairing and weakening calcification (biomineralisation). …

  • Article from 10.12.2025 | Last changed: 10.12.2025

    Factor X - Intelligent use of natural resources

    The photo shows a solar park and several wind turbines

    … problems. In the last 40 years, the global extraction of raw materials has more than tripled to around 85 billion tonnes per year. Today, this already … developed by Friedrich Schmidt-Bleek . In the early 1990s Schmidt-Bleek postulated, that if sustainable development is to be achieved globally and for all of humankind, … economists, politicians, product designers, consumers and the service sector must work together with creativity and dedication. The economy must become more efficient …

  • Article from 29.05.2024 | Last changed: 17.11.2025

    Soil of the Year

    Red grapes on a vineyard.

    … Soil of the Year Grapes on sun-drenched vineyard. The vineyards's soil characterizes their taste. Source: S. Marahrens / Umweltbundesamt Germany is blessed with many different types of soil. In the interest of shedding greater light … Soil   2023 Soil of the Year: Arable Soil   2022 Soil of the Year: Pelosol For more information go to Website Soil of the Year . 2021 Soil of the Year: Loess Soil …