PFOS in lake Tyrifjorden As part of the "Environmental pollutants in large Norwegian lakes" program, NIVA and NILU have also taken samples of 25 perch off Storøya in lake Tyrifjorden, Hole ...

The runestone found at Tyrifjorden, Norway, is shown at the Museum of Cultural History in Oslo, Thursday, Jan. 12, 2023. Archaeologists with the Museum of Cultural History in Oslo said Tuesday ...

The ancient artefact, which dates back almost 2,000 years, was found during the excavation of an ancient burial ground in the Tyrifjorden region of Norway, as part of a railway construction project.