News archive

April 21, 2016

April 21, 2016In the last century, the natural reproduction of whitefish and Arctic char in several Swiss lakes was adversely affected by high levels of nutrient inputs. So far, stocking measures have been implemented in efforts to support fish populations and maintain yields. The effectiveness of these measures varies according to the particular species and lake.

Read more
April 13, 2016

April 13, 2016The pipe material used for shower hoses or tap connections influences the type and amount of bacterial growth. This was shown by an Eawag study in which the microbiological impact of six commonly used plastic pipe materials was compared in a shower simulator over an eight-month period.

Read more
April 6, 2016

April 6, 2016Environmental engineer Christoph Ort is one of the Eawag scientists whose work has been particularly widely covered in the media over the last few years. His research field – drugs in wastewater – is a magnet for journalists.

Read more
March 22, 2016

March 22, 2016Researchers at Eawag have brought daphnia back to life that were more than 40 years old. They then tested the organisms’ varying reactions to lead pollution.

Read more
March 7, 2016

March 7, 2016Individual bacterial cells have short memories. But groups of bacteria can develop a collective memory that can increase their tolerance to stress. This has been demonstrated experimentally for the first time in a study by Eawag and ETH Zurich scientists published in PNAS.

Read more
March 1, 2016

March 1, 2016Nathalie Dubois from the Surface Waters Research and Management Department has received a Swiss National Science Foundation (SNSF) professorship. She plans to use the professorship to research what effects early human activity had on ecosystems in previously uninhabited eastern Pacific islands.

Read more
February 29, 2016

February 29, 2016Sometimes evolution proceeds much more rapidly than we might think. Genetic analysis makes it possible to detect the earliest stages of species formation and to gain a better understanding of speciation processes.

Read more
February 24, 2016

February 24, 2016In Switzerland, conflicts between the societal goals of agricultural production and protection of waterbodies arise in particular with regard to rehabilitation measures, nutrient management and ecological compensation areas.

Read more
February 2, 2016

February 2, 2016A warming climate is likely to drive species to higher, cooler altitudes. A new study highlights a less obvious, yet crucial way in which their new habitat could differ from the one they leave behind.

Read more
January 28, 2016

January 28, 2016A lake’s sediments are a window onto the past – the various layers deposited over time can provide valuable information on changes in local environmental conditions.

Read more