… Questions and Answers on Water Reuse Water reuse can help alleviate water shortages. But reclaimed water can contain pathogens and pollutants. Questions and answers on the proposal for a regulation submitted by … between various suitability classes in accordance with the intended application. … Questions and Answers on Water Reuse …

… Micropollutants in Water Bodies Residues of pharmaceuticals, pesticides, biocides and other chemicals can have effects on the environment and human health even in low concentrations. These micropollutants are increasingly … substances of medicinal products that have been on the market for a long time. Moreover, research into environmentally compatible active substances needs to be …

… polycyclic aromatic hydrocarbons exceeds the values of the environmental quality standards for chemicals regulated in the German Ordinance on Surface Waters. last … charges, erosion or air. Exceedances of the environmental quality standard (EQS) indicate that chemicals are occurring in concentrations which are … is subject to international regulation under the Stockholm Convention. For a more detailed assessment of these substances see Persistent Organic Pollutants (POP) …

… Banks, E. W., Posselt, M., Jaeger, A., Portmann, A., Sahm, R., Kusebauch, B., Lewandowski, J., Ward, A. S.: Combined surface-subsurface stream restoration structures … Mohr, S., Sahm, R., Baschien, C.: Laboratory conditions can change the complexity and composition of the natural aquatic mycobiome on Alnus glutionosa leaf litter. … sampling fish assemblages in oxbow lakes of the River Rhine. Fisheries Management and Ecology 29 (6) (2022), 851-857, https://doi.org/10.1111/fme.12587. 2021 Sahm …

… Nanotechnology: Opportunities and Risks The German Environment Agency evaluates and … large corporations, higher education institutions, research institutes) employed more than 70,000 people in the field of nanotechnology. The 2013 estimated turnover …

… Plant safety Plant safety and industrial-accident prevention measures aim first and foremost to prevent accidents at plants where hazardous substances are used – … are also active participants in commissions that promulgate rules and regulations. Moreover, we document and analyze industrial accidents in Germany and elsewhere with …

… Ozone Ozone is a colourless and toxic gas, and one of the most important trace gases in the atmosphere. The natural ozone layer … daily 8-hour mean of 120 µg/m 3 is established. This value is not to be exceeded on more than 25 days per calendar year. The long-term objective is a maximum daily …