… 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 … to as Lagrange particle dispersion model. Unlike the Gaussian models commonly used elsewhere, this flexible modelling procedure produces realistic results even … Critical Limits for Acidification and Nutrient Nitrogen Creation of a harmonized land cover map as an example for the entire region of the Geneva Air Pollution …

… of the data and programs that can be downloaded from this site. The full risk of use lies with the user. If you have questions in connection with AUSTAL and BESTAL, please send an … of the data and programs that can be downloaded from this site. The full risk of use lies with the user. If you have questions in connection with AUSTAL and BESTAL, …

… the Federal Environment Agency provides public reference solutions. They can be used both for practical applications and for checking other programs that are … Luft. Current program versions: BESTAL 1.3.0 (26.11.2025) AUSTAL 3.3.0 (22.03.2024) User hotline (for technical questions or problems): See contact details on the right …

… 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 … (DMNA header entry "cset" on Windows systems) 2012-01-26: FAQ, new entry S17 (use of externally generated wind fields) 2011-09-13: Patch 2.5.1 (problem 2011-09-12 … and update information as well as a documentation of program changes. … Always use the latest program version when carrying out dispersion calculations! … …

… in the vicinity of a tall chimney if the mesh size is very small, as is usually used to improve the resolution of buildings: The model then records a sharply … component "xx" and explicit setting of the sedimentation and deposition velocity using NOSTANDARD options. Example for the output of the concentration for diameter …

… abort on Windows 11 Description: Under Windows 11, BESMAX crashes sporadically when using multi-threading. A log file (hs_err_pid<...>.log) is then output by the JAVA … mode, volume flow wet and dry cannot be specified (error message). Workaround: Use the Besmin user interface or specify the parameters vq and zq instead of nf and …