… toxicity tests are available for all levels, this factor is generally 10. If data is missing, it will be 100 or more. Some environmental quality standards have … up to half value of class II Quality class II (dark green): moderately polluted target value complied with Quality class II-III (yellow-green): critically polluted … toxicity tests are available for all levels, this factor is generally 10. If data is missing, it will be 100 or more. Some environmental quality standards have …

… Monitoring and assessment The federal and state governments regularly collect data on the North Sea and Baltic Sea using various monitoring methods. This helps to … contaminants supplements the usual monitoring analysis of such samples for known indicator contaminants. The sampling of free plankton DNA in the sea (eDNA) serves …

… assesses parameters calculated on the basis of aerial pictures, existing maps and data, geological and soil maps, and especially topographical map M 1:25.000, as well … method, the “on-site method” of small to medium-sized watercourses relies on data taken from the field (assessments of 100 meter sections). The procedure for … assesses parameters calculated on the basis of aerial pictures, existing maps and data, geological and soil maps, and especially topographical map M 1:25.000, as well …

… implied, is given for the accuracy or suitability for a particular purpose of the data and programs that can be downloaded from this site. The full risk of use lies … implied, is given for the accuracy or suitability for a particular purpose of the data and programs that can be downloaded from this site. The full risk of use lies …

… to the user hotline. Last modified: 2025-12-12 FAQ A17 (obtaining precipitation data) 2025-11-26 BESTAL 1.3.0 (native language support, problem 2025-11-07 resolved, … to the user hotline. Last modified: 2025-12-12 FAQ A17 (obtaining precipitation data) 2025-11-26 BESTAL 1.3.0 (native language support, problem 2025-11-07 resolved, …

… based on heterogeneous strategies for the various point sources. Noise abatement target values The UBA and WHO have defined the following noise abatement target values, which are based on mean levels outside residences so as to also … noise levels of 50 dB(A) and 40 dB(A) respectively (optimal protection). If these targets are unrealistic, particularly in city centers, they are nonetheless useful …

… are also needed to implement the objective “Land Degradation Neutral World” (Target 15.3 of the Sustainable Development Goals) at national level. This concerns … are also needed to implement the objective “Land Degradation Neutral World” (Target 15.3 of the Sustainable Development Goals) at national level. This concerns …