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  • Press release 32/2023 from 15.09.2023 | Last changed: 30.11.2023

    European Mobility Week: Sustainable mobility saves energy

    A banner reads: "European Mobility Week 16 to 22 September Mix and Move! - climate-friendly mobility."

    … European Mobility Week: Sustainable mobility saves energy A new record number of 177 German municipalities and districts are taking part in the international action week. European Mobility Week: Sustainable mobility saves … Because walking, cycling or sharing transport saves energy. This leads to fewer emissions, lower costs, a higher quality of life and thus protects the environment

  • Article from 26.03.2024 | Last changed: 26.03.2024

    Air Quality Control in Europe

    … Air Quality Control in Europe last update on 26.03.2024 Further information Industrial installations are only granted a license if model calculations have demonstrated that the emissions of the planned installation will not cause permitted levels of pollutants in ambient air to be exceeded. In Germany, the Technical Instructions on Air Quality Control (Technische Anleitung zur …

  • Article from 12.12.2025 | Last changed: 12.12.2025

    Overview

    … calculation methods for determining stack heights and for dispersion calculations. The calculation programs BESTAL (BESMIN, BESMAX) and AUSTAL are exemplary … implementations of these specifications. They are provided free of charge by the Federal Environment Agency. last update on 12.12.2025 Overview The programs BESMIN … for regulatory environmental protection", Janicke Consulting on behalf of the German Environment Agency, UBA). The program package AUSTAL2000 is a tool for …

  • Article from 12.12.2025 | Last changed: 12.12.2025

    Deprecated files & changes

    … as well as a documentation of program changes. last update on 12.12.2025 Always use the latest program version when carrying out dispersion calculations! Archived files … source code (ZIP / 27.02.2014) AUSTAL2000 2.4.4, register of roughness lengths for Germany (CORINE 2000, Gauß-Krüger) (ZIP / 04.11.2008) AUSTAL2000 2.4.4, egister of …

  • Article from 12.12.2025 | Last changed: 12.12.2025

    FAQ

    … FAQ From the questions that have been received, the most important were selected and listed … S18) How should calms be defined in a AKTerm? According to the specification of the German Weather Service DWD, calms (hours with no wind) are encoded in a AKTerm file … takes most of particles, which are assigned to the sources according to their emissions), a considerably larger rate may be required. Once the systematic effect …

  • Article from 11.06.2015 | Last changed: 19.04.2024

    AUSTAL2000N - Download

    … AUSTAL2000N - Download This page provides the current program versions, sample and test calculations and application packages … Program description (ZIP / 03.09.2014) Register of roughness lengths for Germany (ZIP / 04.08.2011) Application packages Verification tests (ZIP / … Additional language and program packages (source code see AUSTAL2000-Download) German language packages in UTF8 (ZIP / 03.09.2014) German language packages in …