It is known for milleniums, that water is forming the principle base for the total biosphere including human beings ('Thales of Milet] says that it the nature of things] is water' Aristoteles, Metaph. 983 b20), Nevertheless, basically the anthropogenic activities and human requirements, in particular our enormous consume of chemicals, are affecting worldwide the aquatic environment on a rapidly increasing level. Consequently, huge scientific efforts, worldwide, focussed intensively on increasing the knowlegde about the state of pollution and on the most important processes harming the...