… only materials that fulfill the requirements of these evaluation criteria must be used. Accessible documents below will be updated in terms of applicable citations … ( 4MS-Initiative , started by four EU member states Germany, France, Netherlands and Great Britain). Metallic materials having been assessed this way are … concerning migration into drinking water can be computed mathematically by using the Modelling Guideline , rather than being substantiated analytically. The De …

… Questions and Answers on Water Reuse Water reuse can help alleviate water shortages. But reclaimed water can contain … countries in this regard is Israel, where waste water has been recycled for further uses since the 1950s. About 75-80 percent of waste water is recycled there, meeting … from the treatment plant at Steinhof has been used for irrigating agricultural land as well as for groundwater recharge (Abwasserverband Braunschweig). Also, in …

… of water measures” lay the foundation for a sustainable management of our water resources and the protection of our water bodies. Water management and water … regime for the long term – prevent water scarcity and conflicting goals Ensure that land use in rural and urban areas is compatible with water bodies and adapted to the … extreme events and ensure supply Link water, energy and substance cycles Strengthen efficient administrations, improve data flows, optimise legal frameworks and secure …

… water bodies are listed. last update on 14.04.2023 While being produced, processed, used and disposed of, chemicals can enter groundwater, rivers, lakes and oceans as … enter municipal wastewater treatment plants. A fourth treatment stage could efficiently reduce their input into water bodies. UBA estimates assume additional …

… Pesticides Pesticides are the active substances used in plant protection products and biocides. They are toxic in especially to … and streams primarily via diffuse sources (such as leaching from agricultural land, leaching from house-painting). Inputs of plant protection products and …

… are occurring in concentrations which are harmful to biota or may limit their use (e.g. consumption of mussels). On account of their persistent properties some chemicals, their production, use and release is subject to international regulation under the Stockholm … and are contained in many products and composite materials made of materials used in coal and petroleum processing. These properties are why several PAHs are …

… The Stockholm Convention  aims to eliminate or restrict the worldwide production, use and release of persistent organic pollutants (POPs). The Convention was … release. PFOS are in the group of per- and polyfluorinated chemicals (PFC) and were used for many years in certain fire-fighting foams and in electroplating. The … und Entwicklungsvorhaben zu Nanomaterialien Indikator: Stickstoffüberschuss der Landwirtschaft Flüsse unter Stress – die Oder Fachbereich IV Related publications …