Blar i NIVA Open Access Archive på forfatter "Skarbøvik, Eva"
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Comparing in situ turbidity sensor measurements as a proxy for suspended sediments in North-Western European streams
Skarbøvik, Eva; Gyritia Madsen van't Veen, Sofie; Lannergård, Emma E.; Wenng, Hannah Tabea; Stutter, Marc; Bieroza, Magdalena; Atcheson, Kevin; Jordan, Philip; Fölster, Jens; Mellander, Per-Erik; Kronvang, Brian; Marttila, Hannu; Kaste, Øyvind; Lepistö, Ahti; Kämäri, Maria (Peer reviewed; Journal article, 2023)Climate change in combination with land use alterations may lead to significant changes in soil erosion and sediment fluxes in streams. Optical turbidity sensors can monitor with high frequency and can be used as a proxy ... -
Comparing nutrient reference concentrations in Nordic countries with focus on lowland rivers
Skarbøvik, Eva; Aroviita, Jukka; Fölster, Jens; Solheim, Anne Lyche; Kyllmar, Katarina; Rankinen, Katri; Kronvang, Brian (Peer reviewed; Journal article, 2020)Reference conditions of water bodies are defined as the natural or minimal anthropogenically disturbed state. We compared the methods for determining total phosphorus and total nitrogen concentrations in rivers in Finland, ... -
Datagrunnlag for karakterisering av vannområder og planlegging av overvåkning - tilførsel av næringssalter
Selvik, John Rune; Kværnø, Sigrun Hjalmarsdottir; Turtumøygard, Stein; Skarbøvik, Eva; Bakken, Tor Haakon (NIVA-rapport;7149, Research report, 2017)Miljødirektoratet ønsker å ta i bruk modeller som kan kople påvirkninger med risikovurderinger, antatt tilstand og valg av lokaliteter for representativ overvåking. TEOTIL kvantifiserer tapet av fosfor til vann i det enkelte ... -
Ecological status assessment of clay rivers with naturally enhanced water phosphorus concentrations
Schneider, Susanne Claudia; Skarbøvik, Eva (Peer reviewed; Journal article, 2022)The species composition of benthic algae changes as water phosphorus concentrations increase, and these changes can be used for ecological status assessment according to the Water Framework Directive. Natural background ... -
Framskrivninger for vann Muligheter for å overføre dagens metodikk for klimagassframskrivninger til avrenning av næringsstoffer fra jordbrukssektoren og økologisk tilstand i vannforekomster
Skjellum, Solrun Figenschau; Kaste, Øyvind; Haande, Sigrid; Sample, James Edward; Enge, Caroline; Bechmann, Marianne; Skarbøvik, Eva; Walland, Finn; Øygarden, Lillian; Eggestad, Hans Olav (NIVA-rapport;7602, Research report, 2021)Arbeidet har sett på muligheten for å overføre dagens metodikk for «klimagassframskrivninger i jordbrukssektoren» til «avrenning av næringsstoffer til vann fra jordbruksaktivitet og økologisk tilstand i vannforekomster». ... -
Gjødsling av skog - vurdering av eksisterende hensynssone og tak for nitrogengjødsling på bakgrunn av ny kunnskap
Kaste, Øyvind; Skarbøvik, Eva; Clarke, Nicholas; de Wit, Heleen (NIVA-rapport;7663, Research report, 2021)I 2014 ble det utgitt en rapport om skoggjødsling som klimatiltak, hvor det ut fra hensyn til vannmiljø ble stipulert en hensynssone for nitrogengjødsling av skog og et arealmessig tak for gjødsling innenfor denne sonen. ... -
Land-use change in a Nordic future towards bioeconomy: A methodological framework to compare and merge stakeholder and expert opinions on qualitative scenarios
Solheim, Anne Lyche; Tolvanen, Anne; Skarbøvik, Eva; Kløve, Bjørn; Collentine, Dennis; Kronvang, Brian; Blicher-Mathiesen, Gitte; Hashemi, Fatemeh; Juutinen, Artti; Hellsten, Seppo; Pouta, Eija; Vermaat, Jan (Peer reviewed; Journal article, 2023)Future development of bioeconomy is expected to change land use in the Nordic countries in agriculture and forestry. The changes are likely to affect water quality due to changes in nutrient run-off. To explore possible ... -
Potential impacts of a future Nordic bioeconomy on surface water quality
Marttila, Hannu; Lepistö, Ahti; Tolvanen, Anne; Bechmann, Marianne; Kyllmar, Katarina; Juutinen, Artti; Wenng, Hannah Tabea; Skarbøvik, Eva; Futter, Martyn; Kortelainen, Pirkko; Rankinen, Katri; Hellsten, Seppo; Kløve, Bjørn; Kronvang, Brian; Kaste, Øyvind; Solheim, Anne Lyche; Bhattacharjee, Joy; Rakovic, Jelena; de Wit, Heleen (Peer reviewed; Journal article, 2020)Nordic water bodies face multiple stressors due to human activities, generating diffuse loading and climate change. The ‘green shift’ towards a bio-based economy poses new demands and increased pressure on the environment. ... -
Projecting the impacts of the bioeconomy on Nordic land use and freshwater quality and quantity – An overview
Vermaat, Jan; Skarbøvik, Eva; Kronvang, Brian; Juutinen, Artti; Hellsten, Seppo; Kyllmar, Katarina; Solheim, Anne Lyche; Kløve, Bjørn (Peer reviewed; Journal article, 2023)This paper synthesizes a five-year project (BIOWATER) that assessed the effects of a developing bioeconomy on Nordic freshwaters. We used a catchment perspective and combined several approaches: comparative analyses of ... -
Restaurering av Sæbyvannet. Rapport fra workshop om tilstand, belastninger og mulige tiltak
Solheim, Anne Lyche; Gunnarsdottir, Helga; Haande, Sigrid; Skarbøvik, Eva; Bechmann, Marianne; Brabrand, Åge; Jantsch, Tor Gunnar; Hammer, Lars Otto (NIVA-rapport;6536, Research report, 2013)Sæbyvannet i Vannområdet Morsa i Østfold har dårlig økologisk tilstand til tross for omfattende tiltak for å redusere eksterne tilførsler av næringssalter de senere år. En workshop ble organisert i januar 2013 for å ... -
Riverine inputs and direct discharges to Norwegian coastal waters - 2008
Skarbøvik, Eva; Stålnacke, Per G.; Kaste, Øyvind; Selvik, John Rune; Tjomsland, Torulv; Høgåsen, Tore; Aakerøy, Paul Andreas; Haaland, Ståle; Beldring, Stein (NIVA-rapport;5869, Research report, 2009)Riverine inputs and direct discharges to Norwegian seas in 2008 have been estimated, in accordance with the requirements of the OSPAR Commission. Nutrient inputs from both rivers and point sources (industry, sewage treatment ... -
Riverine inputs and direct discharges to Norwegian coastal waters - 2009
Skarbøvik, Eva; Stålnacke, Per; Kaste, Ø.; Selvik, J.; Tjomsland, T.; Høgåsen, T.; Aakerøy, Paul Andreas; Beldring, Stein (NIVA-rapport;6053, Research report, 2010)Riverine inputs and direct discharges to Norwegian seas in 2009 have been estimated in accordance with the requirements of the OSPAR Commission. Due to the general lower water discharges in 2009 than in 2008, there was a ... -
Riverine Inputs and Direct Discharges to Norwegian Coastal Waters - 2014
Skarbøvik, Eva; Allan, Ian; Stålnacke, Per; Hagen, Anders Gjørwad; Greipsland, Inga; Høgåsen, Tore; Selvik, John Rune; Beldring, Stein (NIVA-rapport;6929, Research report, 2015)Riverine inputs and direct discharges to Norwegian coastal waters in 2014 have been estimated in accordance with the OSPAR Commission’s principles. Nutrients, metals and organic pollutants have been monitored in rivers; ... -
Riverine Inputs and Direct Discharges to Norwegian Coastal Waters - 2015
Skarbøvik, Eva; Allan, Ian; Stålnacke, Per; Høgåsen, Tore; Greipsland, Inga; Selvik, John Rune; Skancke, Liv Bente; Beldring, Stein (NIVA-rapport;7098, Research report, 2016)Riverine inputs and direct discharges to Norwegian coastal waters in 2015 have been estimated in accordance with the OSPAR Commission’s principles. Nutrients, metals and organic pollutants have been monitored in rivers; ... -
Riverine Inputs and Direct Discharges to Norwegian Coastal Waters - 2016
Skarbøvik, Eva; Allan, Ian; Sample, James Edward; Greipsland, Inga; Selvik, John Rune; Schanke, Liv Bente; Beldring, Stein; Stålnacke, Per; Kaste, Øyvind (NIVA-rapport;7217, Research report, 2017)Riverine inputs and direct discharges to Norwegian coastal waters in 2016 have been estimated in accordance with the OSPAR Commission’s principles. Nutrients, metals and organic pollutants have been monitored in rivers; ... -
Riverine inputs and direct discharges to Norwegian coastal waters – 2010
Skarbøvik, Eva; Stålnacke, Per; Kaste, Øyvind; Selvik, John Rune; Tjomsland, Torulv; Høgåsen, Tore; Beldring, Stein (NIVA-rapport;6225-2011, Research report, 2011)Riverine inputs and direct discharges to Norwegian coastal waters in 2010 have been estimated in accordance with the requirements of the OSPAR Commission. With a few exceptions, riverine inputs of nutrients decreased in ... -
Riverine inputs and direct discharges to Norwegian coastal waters – 2011
Skarbøvik, Eva; Stålnacke, Per; Austnes, Kari; Selvik, John Rune; Aakerøy, Paul Andreas; Tjomsland, Torulv; Høgåsen, Tore; Beldring, Stein (NIVA-rapport;6439, Research report, 2012)Riverine inputs and direct discharges to Norwegian coastal waters in 2011 have been estimated in accordance with the requirements of the OSPAR Commission. Due to high water discharges in 2011, the riverine inputs of both ... -
Riverine inputs and direct discharges to Norwegian coastal waters – 2012
Skarbøvik, Eva; Stålnacke, Per; Austnes, Kari; Selvik, John Rune; Pengerud, Annelene; Tjomsland, Torulv; Høgåsen, Tore; Beldring, Stein (NIVA-rapport;6584, Research report, 2013)Riverine inputs and direct discharges to Norwegian coastal waters in 2012 have been estimated in accordance with the requirements of the OSPAR Commission. Water discharges in 2012 were lower than in 2011, but higher than ... -
Riverine inputs and direct discharges to Norwegian coastal waters – 2013
Skarbøvik, Eva; Austnes, Kari; Allan, Ian; Stålnacke, Per; Høgåsen, Tore; Nemes, Attila; Selvik, John Rune; Garmo, Øyvind Aaberg; Beldring, Stein (NIVA-rapport;6738, Research report, 2014)Riverine inputs and direct discharges to Norwegian coastal waters in 2013 have been estimated in accordance with the requirements of the OSPAR Commission. Nutrients, metals and organic pollutants have been monitored in ... -
The Norwegian river monitoring programme – water quality status and trends 2017
Kaste, Øyvind; Skarbøvik, Eva; Greipsland, Inga; Gundersen, Cathrine Brecke; Austnes, Kari; Skancke, Liv Bente; Guerrero, Jose-Luis; Sample, James Edward (NIVA-rapport;7313, Research report, 2018)From 2017, the Norwegian River Monitoring Programme (Elveovervåkingsprogrammet) replaced the former RID programme “Riverine inputs and direct discharges to Norwegian coastal waters” which had run continuously since 1990. ...