News - 2026
17. February 2026, Topic: Aquatic Ecotoxicology
Webinar: Quality monitoring in surface waters, 26.2.2026, 15.00-16.30 Uhr
A series of webinars organised by the German Water Chemistry Society highlights the opportunities and possibilities of bioassays for assessing water quality. The Ecotox Centre is hosting this webinar which was already offered in German last October.
Read more13. February 2026, Topic: Aquatic Ecotoxicology
Webinar: Bioassays for drinking water assessment on 24.2.2026, 14.30-16.00
A series of webinars organised by the German Water Chemistry Society highlights the opportunities and possibilities of bioassays for assessing water quality. The Ecotox Centre is hosting the third webinar on the use of effect-based methods for testing of drinking water.
Read more11. February 2026, Topic: Aquatic Ecotoxicology , Risk Assessment
Ecotox Centre in SRF Kassensturz programme on drain cleaners
Cornelia Kienle advised SRF Kassensturz on the evaluation of drain cleaners. These products contain many aggressive substances.
Read more10. February 2026, Topic: Aquatic Ecotoxicology , Risk Assessment
Rare earths pollute Zurich's waters
An investigation in the canton of Zurich has shown that certain rare earth elements can enter bodies of water via wastewater treatment plants in concentrations that pose a risk to aquatic organisms. These elements are gadolinium, which comes from contrast agents used in healthcare facilities, as well as lanthanum and cerium, which are used in a number of wastewater treatment plants to remove phosphorus.
Read more09. January 2026, Topic: Aquatic Ecotoxicology , Risk Assessment
Podcast on PFAS in drinking water
How do PFAS end up in the environment and in drinking water? And what can be done about it? Ecotox Centre scientist Alexandra Kroll and former cantonal chemist Kurt Seiler explain why limit values are not enough and where we need to start earlier.
Read more08. January 2026, Topic: Aquatic Ecotoxicology , Risk Assessment , Soil Ecotoxicology , Sediment Ecotoxicology
Safer receipts without bisphenols
Researchers at EPFL have developed a new formula for thermal paper that is free of harmful bisphenols. According to toxicological studies conducted by the Ecotox Center, the wood-based substitutes used are significantly less problematic than traditional substances.
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