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  • Article from 18.11.2025 | Last changed: 17.11.2025

    The air quality index

    … over 90 over 50 over 240 over 100 over 100 poor 55-90 31-50 145-240 61-100 61-100 moderate 28-54 16-30 73-144 31-60 31-60 good 10-27 6-15 24-72 11-30 11-30 very good 0-9 0-5 0-24 0-10 0-10 * Hourly means in µg/m³ These threshold values were derived based on current health studies and taking into account the recommendations …

  • Landing page from 22.10.2025

    Green public procurement

    … natural resource use, contain a lesser amount of harmful substances, and engender a lower level of environmentally harmful emissions. The greatest contribution to … costs. The amount of such cost savings can be readily determined during the tender evaluation process by simply factoring in life cycle costs. Durable products … new products and services that make an important contribution to the ecological modernization of the economy and create markets and jobs for the future.  Green public …

  • Article from 01.08.2024 | Last changed: 18.11.2025

    Soil Investigation Advisory Board (FBU)

    … Board (FBU) is the expert committee according to section 25 of the German Federal Soil Protection and Contaminated Sites Ordinance (Bundes-Bodenschutz- und … Advisory Board (FBU) The members of the FBU are recognised experts from federal and state institutions as well as from laboratories and engineering … der Messunsicherheit für die Probennahme Untersuchungen zum Vollzug und zur Weiterentwicklung der Bundes-Bodenschutz- und Altlastenverordnung Tags soil …

  • Landing page from 16.01.2026

    Frontpage

    … © AN Studio / Moment / Getty Images The UBA UBA website redesigned to be more modern and user-friendly Website relaunch brings technical and visual updates © Jürgen … market Climate Change / January 2026 / 117 pages Arbeit und Qualifizierung in der sozial ökologischen Transformation Umwelt, Innovation, Beschäftigung / January …