Archive News

March 5, 2014Swiss watercourses contain a whole cocktail of pesticides. Of the 300 or so permitted and detectable active substances, over 100 have been discovered in water samples taken during an extensive screening process.

February 25, 2014It has long been known that, in the form of free ions, silver particles can be highly toxic to aquatic organisms. Yet to this day, there is a lack of detailed knowledge about the doses required to trigger a response and how the organisms deal with this kind of stress.

January 22, 2014According to the proverb, constant dripping wears away the stone, but this is not the whole story: in limestone, a significant role in the formation of fissures and caves appears to be played by microorganisms.

January 8, 2014Natural wetlands are well-known for their large share in global methane emissions via biological processes but until now it has not been investigated if wetlands could also be important emitters of trace elements.

December 3, 2013In the course of the last few decades, the oxygen concentration levels in aquifers in the Swiss Plateau have dropped irregularly.

November 5, 2013The engineering firm Hunziker Betatech has devised an unusual 50th anniversary present for itself: a study of the condition of the water and sewage pipes in Switzerland.