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    WW-I-9: Spring algal bloom in lakes

    The line chart WW-I-9 ’Spring algal bloom in lakes’ shows the calendar week with the onset of spring algal bloom – for the years 2003 to 2021 and for the North German Plain, the uplands as well as the Alps-and-foothills. In each case the median is stated for 20 selected lakes. There are no data available for the years of 2012 to 2015. Depending on the region, spring algal bloom in 2003 still occurred in the calendar weeks 17 to 19, whereas in 2021, this process began as early as the calendar weeks 11 to 13.

    … WW-I-9: Spring algal bloom in lakes Source: Brockmann Consult GmbH/ CAU Kiel (analysis of satellite data) Download image (135.41 kB) The …

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    BAU-R-2: Green roofs in cities

    The illustration shows a biaxial diagram. For 2020 the green roof area in 15 cities with a population in excess of 500,000 inhabitants per square metre per inhabitant is illustrated by a bar chart. In addition, the percentage of green roof area in respect of the overall roof area examined is illustrated in dot form. In 2020 the green roof area amounted to 0.8 square metres per inhabitant and to approximately 10 per cent of the overall roof area examined.

    … BAU-R-2: Green roofs in cities Source: CAU Kiel; Brockmann Consult GmbH (analysis of satellite images and of LOD2 data of the BKG) Download …

  • Press release 19/2024 from 13.05.2024 | Last changed: 03.06.2024

    Here's how heat pumps work!

    A couple standing next to their heat pump.

    … challenges can be solved,” adds Tanja Loitz, Managing Director of the non-profit consultancy co2online. The database already contains the first projects, including … beginning. The German Environment Agency is inviting homeowners, planners, energy consultants and tradespeople to use the portal and share their experiences of heat … is being implemented by the German Environment Agency together with the non-profit consultancy co2online as part of a research project. They are supported by an …

  • Press release 50/2009 from 28.07.2009 | Last changed: 12.07.2013

    Federal Minister Gabriel congratulates UBA President on retirement

    … 1,400 staff. The economist’s first contact with UBA was in 1981 when he acted as a consultant to the Agency. He was Environmental Officer at the Federation of German … organisation concerned with emission and immission measurements, management consulting and further training of corporate environmental officers. In addition to …

  • Newsletter from 07.06.2023 | Last changed: 07.06.2023

    Newsletter "UBA aktuell" - No.: 3/2023

    … and awareness of rare pollen allergens. read more (in German) Chemicals Public consultation on the proposed restriction of PFAS A six-month public consultation on the proposal to restrict PFAS (perfluorinated and polyfluorinated …

  • News from 29.04.2024 | Last changed: 14.08.2024

    ZnO nanoforms - REACH substance evaluation: environmental aspects

    ein weißes Pulver in einer schwarzen Dose

    … using the screening test according to the OECD's "Transformation/Dissolution Protocol" and the dispersion stability according to OECD Test Guideline 318. Based … the substance was registered and all other available sources of information are consulted. If the available data do not allow a clear assessment of the risk, the …