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Bromate formation: a problem for wastewater ozonation?

October 25, 2016 - In the coming years, around a hundred wastewater treatment plants (WWTPs) across Switzerland are to be upgraded with an additional treatment step in order to eliminate ...


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Maldi-MSI imaging method visualises cocaine accumulation in zebrafish.
September 29, 2016

A study by Eawag and Zurich University researchers using a new imaging method has revealed that, surprisingly, cocaine accumulates in the eyes of zebrafish. The findings indicate that chemicals – especially psychoactive drugs – need to be assessed quite differently with waterborne exposure than, for example, when pharmaceutical substances are tested in mice. In particular, the uptake mechanisms and effects of cocaine in fish cannot simply be transferred to mammals or humans. Read more

Abb. 1: Während sechs Tagen arbeiteten die Studierenden in 18 interdisziplinären Gruppen an ihrer Problemdefinition und praktischen Lösungsansätzen. (Foto: ETH Zürich / Alessandro Della Bella)
September 27, 2016

Together with Eawag, the ETH organized at the beginning of September 2016 the second ETH Week. More than 180 students from 20 countries and all 16 departments accepted the challenge of formulating problems on the theme “Challenging Water” and searching for sustainable solutions. Read more

Fig. 1: Gammarus alpinus preserved in alcohol: the distinctive morphological features of this amphipod species are only apparent under the microscope. (Photo: Roman Alther)
September 8, 2016

Biologists at Eawag have described a new amphipod species which is endemic to the Alps. While alpine lakes provide relatively undisturbed habitats for Gammarus alpinus, this species is being displaced by an invasive amphipod in Lake Constance. Read more