… wetlands have been drained and soils dewatered through the installation of drainage systems. Intensive farming and the use of heavy agricultural machinery lead to soil …

… In the year 2000 the state of Baden-Württemberg developed a scientific based index system for the assessment of air quality. A 1-hour cut-off value of 120 μg/m 3 was … In the year 2000 the state of Baden-Württemberg developed a scientific based index system for the assessment of air quality. A 1-hour cut-off value of 120 μg/m 3 was …

… in the Baltic Sea in the Kadettrinne. In these coastal areas, unique extensive ecosystems are to be found, e.g. the Wadden Sea and its eelgrass meadows or mussel …

… three quarters of the Earth's surface. The oceans play a key role in the climate system, as they absorb around a third of the carbon dioxide (CO 2 ) produced by … via rivers, direct discharges and the air and have harmful impacts on the marine ecosystem. But human activities on the high seas, such as global shipping , industrial … in warming and ocean acidification have additional global impacts on marine ecosystems, as well as technological interventions through marine geoengineering with …

… chemical and morphological parameters. The oldest assessment is the saprobic system „Saprobiensystem“. It uses the population of macrozoobenthos (invertebrates dwelling on the … chemical and morphological parameters. The oldest assessment is the saprobic system „Saprobiensystem“. It uses the population of macrozoobenthos (invertebrates …

… sale.  Some department stores and offices are scented through the air conditioning system. This omnipresence of fragrances can be problematic, especially in sensitised … sale.  Some department stores and offices are scented through the air conditioning system. This omnipresence of fragrances can be problematic, especially in sensitised …