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  • Article from 26.03.2024 | Last changed: 26.03.2024

    Air Quality Control in Europe

    … elsewhere, this flexible modelling procedure produces realistic results even when buildings and uneven terrain influence flue gas dispersion. A computer programme … 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 …

  • Article from 12.12.2025 | Last changed: 12.12.2025

    Overview

    … turbulence, parallel to similar works by Wilson and Legg & Raupach; in doing so, I delivered a promise made to Hanna during a conference in the preceding … turbulence, parallel to similar works by Wilson and Legg & Raupach; in doing so, I delivered a promise made to Hanna during a conference in the preceding …

  • Article from 29.05.2023 | Last changed: 07.01.2026

    Information about chemicals in consumer products

    … to the environment are labelled as shown Source: Quelle: Markus Marb / Fotolia.com Download image (237.36 kB) Avoid biocides as far as possible Source: Quelle: Gerhard Seybert / Fotolia.com … during production is given a special shape, surface or design which determines ist function to a greater degree than does ist chemical composition“. REACH considers a …

  • Article from 12.12.2025 | Last changed: 12.12.2025

    FAQ

    … or particulate substance that is washed out of the atmosphere and deposited in the soil per unit of time during a precipitation event. In the convention of the … if the mesh size is very small, as is usually used to improve the resolution of buildings: The model then records a sharply localized high maximum of wet deposition … value smaller 200000. The reference point must be chosen accordingly. In order to avoid internal rounding errors, specification of calculation grid (left and lower …