Browsing Miscellaneous publications by Author "Frigstad, Helene"
Now showing items 1-4 of 4
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Pilotprosjekt - Kartlegging av marin natur i Møre og Romsdal. Årsrapport 2017
Bekkby, Trine; Sigurd, Espeland; Dolan, Margaret; Rinde, Eli; Moy, Frithjof Emil; Elvenes, Sigrid; Gundersen, Hege; van Son, Thijs Christiaan; Sogn Andersen, Guri; Thormar, Jonas; Frigstad, Helene; Moy, Siri Røang; Beylich, Bjørnar; Albretsen, Jon; Naustvoll, Lars Johan; Tveiten, Lise Ann (Research report, 2018) -
Potential effects of reduced riverine inorganic particle loading on water quality in the Oslofjord region
Wallhead, Philip; Kristiansen, Trond; Frigstad, Helene; Sørensen, Kai; Marty, Sabine (NIVA-rapport, Research report, 2021)A model investigation was carried out of the potential impacts of reduced riverine inorganic particle loading in the Oslofjord region. Some significant improvements in water clarity, particularly in the Glomma estuary, ... -
Synthesis of climate relevant results from selected monitoring programs in the coastal zone. Part 2: Quantitative analyses
Frigstad, Helene; Andersen, Guri Sogn; Trannum, Hilde Cecilie; Naustvoll, Lars Johan; Kaste, Øyvind; Hjermann, Dag Øystein (NIVA-rapport, Research report, 2018)This report is Part 2 of the project Synthesis of climate relevant results from selected monitoring programs in the coastal zone (Klima-Overblikk). The overall aim of this report was to document changes over the period ... -
Utredning av behovet for å redusere tilførslene av nitrogen til Ytre Oslofjord
Staalstrøm, Andre; Walday, Mats Gunnar; Vogelsang, Christian; Frigstad, Helene; Borgersen, Gunhild; Albretsen, Jon; Naustvoll, Lars Johan (NIVA-rapport, Research report, 2021)I store deler av Oslofjorden er det høye konsentrasjoner av nitrogen i vannmassene. I Frierfjorden, Tønsberg, Drammensfjorden, Mossesundet, Hvaler og Iddefjorden klassifiseres tilstanden til «moderat» eller dårlig for ...