• Atmospheric deposition and lateral transport of mercury in Norwegian drainage basins: A mercury budget for Norway 

      Braaten, Hans Fredrik Veiteberg; Gundersen, Cathrine Brecke; Sample, James Edward; Selvik, John Rune; de Wit, Heleen (NIVA-rapport;7310, Research report, 2018)
      Reduced atmospheric loading of mercury (Hg) can improve the environmental status of freshwaters and coastal ecosystems. Sparse data limit impact assessments of changes in atmospheric Hg on aquatic ecosystems. Here, a Hg ...
    • Distinguishing between Sources of Natural Dissolved Organic Matter (DOM) Based on Its Characteristics 

      Vogt, Rolf David; Porcal, Petr; Hejzlar, Josef; Paule‐Mercado, Ma. Cristina; Haaland, Ståle Leif; Gundersen, Cathrine Brecke; Orderud, Geir Inge; Eikebrokk, Bjørnar (Peer reviewed; Journal article, 2023)
      Increasing levels of dissolved organic matter (DOM) in watercourses in the northern hemisphere are mainly due to reduced acid rain, climate change, and changes in agricultural practices. However, their impacts vary in time ...
    • Integrated Water Resources Management in Myanmar Ecology of Rivers, Lakes, and Reservoirs 

      Ballot, Andreas; Mjelde, Marit; Eriksen, Tor Erik; Håll, Johnny; Gundersen, Cathrine Brecke; Braaten, Hans Fredrik Veiteberg (NIVA-rapport;7855-2023, Research report, 2023)
      This is the final report from output 1 of the IWRM project 2015-2024. The goal of the project was to implement a classification system for the ecological status of rivers and lakes in Myanmar like the EU Water Framework ...
    • Intercomparison 1933: pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Tot-P, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn 

      Gundersen, Cathrine Brecke (NIVA-rapport;7445, Research report, 2019)
      A total of 36 laboratories from 19 different countries accepted the invitation to join the ICP-Waters chemical intercomparison, and 33 laboratories from 16 different countries successfully reported results. Two sets of ...
    • Intercomparison 2034: pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Tot-P, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn 

      Gundersen, Cathrine Brecke; Bryntesen, Tina (NIVA-rapport;7621, Research report, 2021)
      Twenty-one laboratories from 13 countries accepted the invitation to join the ICP Waters chemical intercomparison and successfully reported results. The lower number of participants this year likely resulted from the global ...
    • Levels of nitramines and nitrosamines in lake drinking water close to a CO2 capture plant: A modelling perspective 

      Norling, Magnus Dahler; Clayer, Francois; Gundersen, Cathrine Brecke (Peer reviewed; Journal article, 2022)
      While CO2 capture is considered a key climate change mitigation option, we must ensure that global implementation occurs without causing harm to the local environment and the human health. The most mature option for capture ...
    • Mercury in the Barents region – River fluxes, sources, and environmental concentrations 

      Gundersen, Cathrine Brecke; Yakushev, Evgeniy; Terentjev, Petr; Kashulin, Nikolai; Korobov, Vladimir; Frolova, Natalia; Romanov, Alexander; Jermilova, Una; Lokhov, Alexey; Miskevich, Igor; Kotova, Ekaterina; Steindal, Eirik Hovland; Braaten, Hans Fredrik Veiteberg (Peer reviewed; Journal article, 2023)
      Arctic rivers are receiving increased attention for their contributing of mercury (Hg) to the Arctic Ocean. Despite this, the knowledge on both the terrestrial release sources and the levels of Hg in the rivers are limited. ...
    • Mercury Risk Evaluation, Risk Management and Risk Reduction Measures in the Arctic (ARCRISK) – Inception Report 

      Gundersen, Cathrine Brecke; Braaten, Hans Fredrik Veiteberg; Steindal, Eirik Hovland; Moe, S. Jannicke; Yakushev, Evgeniy; Christensen, Guttorm; Kirk, Jane; Hintelmann, Holger; Frolova, Natalia; Terentjev, Petr; Roberts, Sarah (NIVA-rapport;7489, Research report, 2020)
      The project “Risk evaluation, risk reduction and risk management action plans for mercury in the Arctic – a circumpolar management approach” (ARCRISK) has been developed to address mercury pollution in the Arctic. The main ...
    • Modelled Nitrosamine and Nitramine concentrations in Lake Elvåga following amine-based CO2 Capture at FOV Waste Incineration Plant at Klemetsrud 

      Gundersen, Cathrine Brecke; Norling, Magnus Dahler; Clayer, Francois (NIVA-rapport;7520, Research report, 2020)
      Future levels of the carcinogenic- and potentially carcinogenic nitrosamines (NSAs) and nitramines (NAs), respectively, were modelled in the drinking water source, Lake Elvåga following the planned full-scale amine-based ...
    • Monitoring TCM 2020 - Aquatic 

      Gundersen, Cathrine Brecke; Lund, Espen; Grung, Merete (NIVA-rapport;7512, Research report, 2020)
      Aquatic monitoring of three lakes, including drinking water sources, located in close vicinity to the Technology Centre Mongstad (TCM) was conducted to look for traces of amine-discharges from CO2 capture activities. Lake ...
    • The Norwegian river monitoring programme 2019 – water quality status and trends 

      Braaten, Hans Fredrik Veiteberg; Gundersen, Cathrine Brecke; Kaste, Øyvind; Sample, James Edward; Hjermann, Dag Øystein; Norling, Magnus Dahler; Guerrero, Jose-Luis; Allan, Ian; Nizzetto, Luca (NIVA-rapport;7564, Research report, 2020)
      In the Norwegian River Monitoring Programme (in Norwegian: Elveovervåkingsprogrammet) 20 rivers along the Norwegian coastline are monitored for chemical and hydrological parameters. It is a continuation of river monitoring ...
    • The Norwegian river monitoring programme 2020 – water quality status and trends 

      Kaste, Øyvind; Gundersen, Cathrine Brecke; Poste, Amanda; Sample, James Edward; Hjermann, Dag Øystein (NIVA-rapport;7738-2022, Research report, 2022)
      In the Norwegian River Monitoring Programme (in Norwegian: Elveovervåkingsprogrammet) 20 rivers along the Norwegian coastline are monitored for chemical and hydrological parameters. It is a continuation of the RID programme ...
    • The Norwegian river monitoring programme 2021 – water quality status and trends 

      Kaste, Øyvind; Gundersen, Cathrine Brecke; Sample, James Edward; Hjermann, Dag Øystein; Skancke, Liv Bente; Allan, Ian; Jenssen, Marthe Torunn Solhaug; Bæk, Kine; Poste, Amanda (NIVA-rapport;7760-2022, Research report, 2022)
      In the Norwegian River Monitoring Programme (in Norwegian: Elveovervåkingsprogrammet) 20 rivers along the Norwegian coast are monitored for physical and chemical parameters. This report presents the current status (2021) ...
    • The Norwegian River Monitoring Programme 2022 – water quality status and trends 

      Kaste, Øyvind; Gundersen, Cathrine Brecke; Sample, James; McGovern, Maeve; Skancke, Liv Bente; Allan, Ian; Jenssen, Marthe Torunn Solhaug; Bæk, Kine; Skogan, Odd Arne (NIVA-rapport;7903-2023, Report, 2023)
      In the Norwegian River Monitoring Programme (in Norwegian: Elveovervåkingsprogrammet) 20 rivers along the Norwegian coast are monitored for physical and chemical parameters. This report presents the current status (2022) ...
    • The Norwegian river monitoring programme – water quality status and trends in 2018 

      Gundersen, Cathrine Brecke; Kaste, Øyvind; Sample, James Edward; Braaten, Hans Fredrik Veiteberg; Selvik, John Rune; Hjermann, Dag Øystein; Norling, Magnus Dahler; Guerrero, Jose-Luis (NIVA-rapport;7441, Research report, 2019)
      In the Norwegian River Monitoring Programme (Elveovervåkingsprogrammet) 20 rivers along the Norwegian coastline are monitored for chemical and hydrological parameters. It is a continuation of a former monitoring programme, ...
    • Oppfølgingsundersøkelse av kvikksølv i fisk fra Gunneklevfjorden og nærliggende referanseinnsjøer 

      Braaten, Hans Fredrik Veiteberg; Gundersen, Cathrine Brecke; Beylich, Bjørnar; Håvardstun, Jarle; Carlsson, Pernilla Marianne; Bryntesen, Tina; Håll, Johnny Peter; Kemp, Joanna Lynn (NIVA-rapport;7371, Research report, 2019)
      Konsentrasjoner av kvikksølv og andre støtteparametere er bestemt for ulike matrikser, inkludert vann, fisk og annen biota, i Gunneklevfjorden og de to nærliggende referanseinnsjøene Flåte og Svanstulvatnet. Målinger viser ...
    • Screening Programme 2022. New environmental pollutants. 

      Gundersen, Cathrine Brecke; Reid, Malcolm; Rostkowski, Pawel; Bæk, Kine; Rundberget, Thomas; Vogelsang, Christian; Rødland, Elisabeth; Beylich, Bjørnar; Eikenes, Heidi; Bäcklund, Are; Walker, Sam-Erik; Borgen, Anders Røsrud; Nikiforov, Vladimir; Håland, Alexander; Schmidbauer, Norbert (NIVA-rapport;7906-2023, Research report, 2023)
      The 2022 Screening Programme followed up on some findings from the 2020 Screening Programme. This included further investigation of plastic-related substances, tyre-related substances, and disinfection agents. The 2022 ...
    • Tålegrenser for forsuring og overskridelser for Høyangervassdraget i Vestland fylke 

      Gundersen, Cathrine Brecke; Austnes, Kari; Sample, James Edward; Lund, Espen (NIVA-rapport;7910-2023, Research report, 2023)
      Det har blitt beregnet tålegrenser for forsuring og overskridelse av disse for Høyangervassdraget og separat for delnedbørfeltene Håland, Gautingsdal og Eiriksdal. Overskridelser er beregnet for dagens (årene 2017-2021) ...
    • 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. ...
    • Trends and patterns in surface water chemistry in Europe and North America between 1990 and 2020, with a focus on calcium 

      Vogt, Rolf David; Agnieszka, Kolada; Arle, Jens; Austnes, Kari; Van Dam, Herman; Futter, Martyn; Fölster, Jens; Gundersen, Cathrine Brecke; Higgins, Scott N.; Houle, Daniel; Hruska, Jakub; Monteith, Don; Paterson, Andrew; Rogora, Michela; Sample, James Edward; Stoddard, John; Steingruber, Sandra; Ulanczyk, Rafak; Vuorenmaa, Jussi; de Wit, Heleen (NIVA-rapport;7931-2024, Research report, 2024)
      The report presents trends in major anions and cations, pH, TOC and bicarbonate in surface waters in Europe and North America from 1990 to 2020. Special attention is given to trends in calcium, which showed some unexpected ...