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How microplastics get into the environment
Last changed: 21.07.2025 Globally, 350 million metric tons of plastic are produced annually. This corresponds to an average of 50 kilograms of plastic per person per year. About half of this is released into the environment t
Research

Biodiversity

Pollutants

Microplastics in the environment

How microplastics get into the environment
Microplastics and drinking water
Last changed: 21.07.2025 The World Health Organisation (WHO) declares that based on the limited information available, microplastics in drinking water today do not appear to pose any danger to humans. Other contaminants are m
Research

Biodiversity

Pollutants

Microplastics in the environment

Microplastics and drinking water
"We’re on the right path, but the pace is still too slow"
Last changed: 14.12.2023 Intensive land use due to transport, settlement and agriculture leads to the fact that Swiss water bodies are sometimes highly polluted locally. The picture shows the Saane near Fribourg (Photo: iStoc
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Publications

Info Day Magazine

Info Day Magazine 2023: Aquatic research for sustainable development

"We’re on the right path, but the pace is still too slow"
Exceptional diversity of whitefish
Last changed: 22.07.2025 The diversity of whitefish species in the large Swiss lakes is unique. It has developed over the last 15,000 years or so and plays a central role in these ecosystems, as whitefish naturally represent
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Exceptional diversity of whitefish
Wastewater
Last changed: 24.07.2025
Research Departments

Department Process Engineering

Main Focus

Wastewater
Successful spin-off celebrates anniversary
Last changed: 24.07.2025 ‘We have benefited greatly from the network,’ explains Miriam Harter, one of the co-founders of Ranas, which is celebrating its fifth anniversary this month. The spin-off was created in 2020 from a re
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Successful spin-off celebrates anniversary
11th International Steven Hoogendijk Award (ISHA) goes to Linda Strande
Last changed: 24.07.2025
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11th International Steven Hoogendijk Award (ISHA) goes to Linda Strande
Strategic Environmental Sanitation Planning
Last changed: 29.07.2025 Strategic Environmental Sanitation Planning Sandec’s research on Strategic Environmental Sanitation Planning (SESP) systematically addresses the complexity of urban sanitation in order to develop appr
Research Departments

Department Sanitation, Water and Solid Waste for Development

Main Focus

Strategic Environmental Sanitation Planning
Fisheries Advisory Service
Last changed: 30.07.2025 Fisheries Advisory Service FIBER – Advisory service and training for fishermen The Swiss Fisheries Advisory Service is a link between fisheries-related research, administration, and angling. FIBER pro
Research Departments

Department Fish Ecology & Evolution

Main Focus

Fisheries Advisory Service
Climate history from a lake at almost 5000 metres above sea level
Last changed: 05.08.2025 The water resources of the Tibetan plateau are crucial for almost a quarter of the world's population. The sediments of Lake Nam Co, a good 100 kilometres north of Lhasa, contain a treasure of informa
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Climate history from a lake at almost 5000 metres above sea level
Theoretical evolutionary ecosystem ecology
Last changed: 06.08.2025 Theory in Biology, Ecology and Evolution This is a lab with the common thread of formalizing and testing models to advance synthesis in ecology and evolution driven by the current massive amount of da
Research Departments

Department Fish Ecology & Evolution

Main Focus

Theoretical evolutionary ecosystem ecology
New water quality data available
Last changed: 07.08.2025
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New water quality data available
The next few years in Legionella research
Last changed: 08.08.2025 Legionella bacteria are found wherever there are damp and wet conditions such as water pipes, showers, boilers, garden hoses and compost. The pathogen causes Legionnaires' disease and Pontiac fever, a
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The next few years in Legionella research
Low-cost Chlorination for Safe Water
Last changed: 11.08.2025 Contaminated drinking water sources and recontamination of safe drinking water during transport and storage at the household level remain major concerns in many low-income settings and are leading cau
Research

Climate

Water and Development

Low-cost Chlorination for Safe Water
Projects
Last changed: 11.08.2025 Projects Particle and Polymer Toxicology Computational Toxicology and Modeling Alternatives to Animal Testing Community Ecotoxicology and Biodiversity Behavioral Ecotoxicology Enabling Technologies an
Research Departments

Department Environmental Toxicology

Projects
FACT: Fish Acute Cell Toxicity Database
Last changed: 12.08.2025 FACT: Fish Acute Cell Toxicity Database The Fish Cell Acute Toxicity (FACT) database is a comprehensive collection of fish cell viability data related to chemicals and in line with the OECD Test Guide
Research Departments

Department Environmental Toxicology

Projects

FACT: Fish Acute Cell Toxicity Database
TREBRIDGE – Transformation toward resilient ecosystems
Last changed: 12.08.2025 TREBRIDGE – Transformation toward resilient ecosystems: Bridging natural and social sciences With courtesy of Ariel do Prado Overview The research project TREBRIDGE focuses on watershed management in
Research Departments

Department Environmental Social Sciences

Projects

TREBRIDGE – Transformation toward resilient ecosystems
PEGO - Engage
Last changed: 12.08.2025 Engage – Evidence-based dialogue on trade-offs in wicked societal problems The goal of Engage project is to improve Science-Policy Dialogue to tackle intricate societal challenges such as climate chan
Research Departments

Department Environmental Social Sciences

Projects

PEGO - Engage
ITD - Insights
Last changed: 12.08.2025 INSIGHTS – Lessons learned for engaging at science-society interfaces Joint initiatives (JIs) are large-scale inter- and transdisciplinary projects funded by the ETH Board with the ambition to foster
Research Departments

Department Environmental Social Sciences

Projects

ITD - Insights
Sandec News
Last changed: 13.08.2025 Sandec News The newsletter Sandec News (formerly IRCWD News) appears roughly once a year and is free of charge. It aims at informing readers about Sandec's research activities in the fields of afforda
Research Departments

Department Sanitation, Water and Solid Waste for Development

Publications

Sandec News
Public Health, Infrastructure and Climate (PHIC)
Last changed: 15.08.2025 Public Health, Infrastructure and Climate Water and sanitation services are both highly vulnerable to the impacts of climate change and essential for building climate resilience in cities. These servi
Research Departments

Department Sanitation, Water and Solid Waste for Development

Main Focus

Public Health, Infrastructure and Climate (PHIC)
EMPOWER-DD
Last changed: 15.08.2025 EMPOWER-DD: Effective Wastewater Management through the Integration of Real-Time Population Mobility Data, Extensive Wastewater Archives, and Advanced Data-Driven Modeling Project Summary Urban water
Research Departments

Department Urban Water Management

Projects

EMPOWER-DD
National Consultation Workshop in Bhutan
Last changed: 15.08.2025
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National Consultation Workshop in Bhutan
Microplastics in the environment: analysis and inventory in various environmental compartments
Last changed: 19.08.2025 Microplastics in the environment: analysis and inventory in various environmental compartments Improper disposal and inadequate waste treatment have led to the accumulation of plastic in the environme
Research Departments

Department Process Engineering

Projects

Microplastics in the environment: analysis and inventory in various environmental compartments
Determination of microplastics in watercourses
Last changed: 19.08.2025 Determination of microplastics in watercourses The high persistence of plastics in the environment, combined with improper disposal, has led to their accumulation in various environmental compartments
Research Departments

Department Process Engineering

Projects

Determination of microplastics in watercourses
Particle Laboratory
Last changed: 19.08.2025 Particle Laboratory The Particle Laboratory research group, part of the Process Engineering department, has been providing the expertise and infrastructure for particle analysis for over 25 years. Par
Research Departments

Department Process Engineering

Main Focus

Particle Laboratory
ICP-MS elemental analysis of rare earth elements
Last changed: 20.08.2025 ICP-MS elemental analysis of rare earth elements Concentration of rare earth elements in watercourses in canton of Zurich Eawag; AWEL (Amt für Wasser, Abfall, Energie und Luft) Rare earth elements (RE
Research Departments

Department Process Engineering

Projects

ICP-MS elemental analysis of rare earth elements
Environmental Economics (EnvEco)
Last changed: 12.08.2025 Environmental Economics (EnvEco) The research group in Environmental Economics (EnvEco) applies economic theory and methods to study the economic aspects of environmental, in particular water-related,
Research Departments

Department Environmental Social Sciences

Main Focus

Environmental Economics (EnvEco)
PEGO - Transformation in Pesticide Governance (TRAPEGO)
Last changed: 21.08.2025 Transformation in Pesticide Governance (TRAPEGO) This is an SNF-funded Sinergia project. It deals with the sustainable transformation of Swiss agriculture in order to internalize negative externalitie
Research Departments

Department Environmental Social Sciences

Projects

PEGO - Transformation in Pesticide Governance (TRAPEGO)
Two UTOX PhD students successfully pass the aptitude colloquium at ETH Zurich
Last changed: 22.08.2025 Kenny’s project focuses on advancing cell line–based approaches for chemical risk assessment by investigating how temperature and species differences influence chemical toxicity in fish cell lines. Be
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Two UTOX PhD students successfully pass the aptitude colloquium at ETH Zurich
Projet Lac
Last changed: 22.08.2025 Projet Lac An assessment of the Swiss fish fauna Almost two-thirds of the native fish species of Switzerland are threatened by extinction. To preserve or specifically enhance aquatic biodiversity and
Research Departments

Department Fish Ecology & Evolution

Projects

Projet Lac
Advanced Waste(water) Treatment
Last changed: 27.08.2025 Advanced Waste(water) Treatment Test hall, GAK and sand filter (Photo: Sema Karakurt-Fischer) Our team investigates the key factors that determine the removal and transport of pollutants, their biotra
Research Departments

Department Process Engineering

Main Focus

Advanced Waste(water) Treatment
Six million euros for smarter cities with clean water
Last changed: 27.08.2025 "First you need to know when, where, how much water is flowing and, above all, what its quality is," says environmental engineer Lena Mutzner , head of the group “ stormwater quality and reuse ” at Ea
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Six million euros for smarter cities with clean water
Benthic Macroinvertebrate Community of Lake Zurich and the Early Stage of the Quagga Mussel Invasion
Last changed: 28.08.2025 Benthic Macroinvertebrate Community of Lake Zurich and the early stage of the Quagga Mussel Invasion Titelbild: Early detection of invasive species is critical to understanding their ecological impact
Research Departments

Department Aquatic Ecology

Projects

Benthic Macroinvertebrate Community of Lake Zurich and the Early Stage of the Quagga Mussel Invasion
Tracing the global spread of Quagga Mussels
Last changed: 28.08.2025 Tracing the global spread of Quagga Mussels Titelbild: Freshwater ecosystems face mounting pressure from biological invasions, especially by the quagga mussel. This species is rapidly expanding in Swi
Research Departments

Department Aquatic Ecology

Projects

Tracing the global spread of Quagga Mussels
Reproduction in the Depths
Last changed: 28.08.2025 Reproduction in the depths: Understanding fecundity across habitats in invasive Quagga Mussels Titelbild: Successful invasions hinge on the ability to reproduce across diverse environments. This proje
Research Departments

Department Aquatic Ecology

Projects

Reproduction in the Depths
Indirect effects drive evolution
Last changed: 28.08.2025 Natural ecosystems are intricate webs where species can interact directly, like predators and prey, or influence one another through a chain of environmental effects. But can these indirect interactio
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Indirect effects drive evolution
Best Presentation Award for Mihai-Ovidiu Degeratu at SETAC’s YES Meeting 2025
Last changed: 29.08.2025 SETAC YES offers a great opportunity for PhDs to gain international conference experience, network and present their work in a student-friendly setting. Three Utox PhDs, namely Sarah Descloux, Kehinde
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Best Presentation Award for Mihai-Ovidiu Degeratu at SETAC’s YES Meeting 2025
Info Day magazine order form
Last changed: 01.09.2025 I would like to… Contact Claudia Carle Science editor Tel. +41 58 765 5946 Send Mail Change of address
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Info Day Magazine

Info Day magazine order form
Swiss approach to modern wastewater treatment is honoured
Last changed: 01.09.2025 If you were to search for “ozone” in the Eawag library system, the first research-paper results would date back as far as 1954. Back then, the head of the biology department, Karl Wuhrmann, and the su
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Swiss approach to modern wastewater treatment is honoured
Camels Switzerland
Last changed: 02.09.2025 Camels Switzerland Camels-CH overview We present CAMELS-CH (Catchment Attributes and MEteorology for Large-sample Studies – Switzerland), a large-scale hydro-meteorological dataset for Switzerland and
Research Departments

Department Systems Analysis, Integrated Assessment and Modelling

Projects

Camels Switzerland
EStreams
Last changed: 02.09.2025 EStreams EStreams Large-sample hydrology datasets have greatly advanced scientific research, but in Europe, only a few such datasets exist, leaving much of the available data untapped. We introduce ES
Research Departments

Department Systems Analysis, Integrated Assessment and Modelling

Projects

EStreams
Publications
Last changed: 04.09.2025 Publications Changes in Water As the aquatic research institute of the ETH Domain, our research is in service of society. You can see this for yourself in our publication “Changes in Water”. The compa
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Info Day Magazine
Last changed: 04.09.2025 Info Day Magazine The annual Eawag Info Day is an important platform for exchange between science and practice. The Info Day magazine supplements the event and as from 2022 replaces the previous confe
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Info Day Magazine
Cities: heat islands underground too
Last changed: 05.09.2025 In Basel, for example, hospitals and the pharmaceutical industry sometimes have buildings that extend very deep underground with laboratories and IT facilities, which increase the groundwater temperat
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Info Day Magazine

Info Day Magazine 2025: Groundwater – utilising and protecting the resource drinking water

Cities: heat islands underground too
Groundwater protection: support in enforcement
Last changed: 05.09.2025 Cantons and municipalities are facing major challenges in connection with the new tasks in groundwater and drinking water protection. (Photo: Wikimedia, Adrian Michael) The Groundwater Protection Plat
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Info Day Magazine

Info Day Magazine 2025: Groundwater – utilising and protecting the resource drinking water

Groundwater protection: support in enforcement
Improving the implementation of legal requirements
Last changed: 05.09.2025 Certain uses are prohibited or restricted in the groundwater protection zones. (Photo: Adobe Stock/ Peter Penicka, Eawag) Legislation requires groundwater protection zones to protect drinking water we
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Publications

Info Day Magazine

Info Day Magazine 2025: Groundwater – utilising and protecting the resource drinking water

Improving the implementation of legal requirements
Less water in summer, more in winter
Last changed: 05.09.2025 Infiltration channels such as this one in Hardwald near Muttenz (BL) are one way of recharging the groundwater. (Photo: Hardwasser AG) Climate change is altering air temperature and precipitation patt
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Info Day Magazine

Info Day Magazine 2025: Groundwater – utilising and protecting the resource drinking water

Less water in summer, more in winter
Protecting biodiversity underground
Last changed: 05.09.2025 Niphargus auerbachi , one of around 40 different amphipod species that live in Swiss groundwater. (Photo: Roman Alther, Eawag) Groundwater harbours an unprecedented diversity of invertebrate organisms
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Info Day Magazine

Info Day Magazine 2025: Groundwater – utilising and protecting the resource drinking water

Protecting biodiversity underground
Specialist in the detection of harmful substances
Last changed: 05.09.2025 Environmental chemist Juliane Hollender is an internationally recognised expert in the field of high-resolution mass spectroscopy, which she helped to establish at Eawag. (Photo: Kilian J. Kessler) Ju
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Info Day Magazine

Info Day Magazine 2025: Groundwater – utilising and protecting the resource drinking water

Specialist in the detection of harmful substances

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