Now showing items 1-20 of 7269

    • Microplastics in road dust – characteristics, pathways and measures 

      Vogelsang, Christian; Lusher, Amy; Dadkhah, Mona Eftekhar; Sundvor, Ingrid; Umar, Muhammad; Ranneklev, Sissel Brit; Eidsvoll, David; Meland, Sondre (NIVA-rapport;7526, Research report, 2020)
      The expected main contributors to road dust-associated microplastic particles (RAMP) are rubber compounds in tyre treads, polymers used to strengthen the bitumen used in road pavement and thermoplastic elastomers used in ...
    • Mikroplastpartikler inn til og ut fra Bekkelaget renseanlegg gjennom ett år 

      Vogelsang, Christian; Kristiansen, Trond; Singdahl-Larsen, Cecilie; Buenaventura, Nina; Pakhomova, Svetlana; Eidsvoll, David Pettersen; Staalstrøm, André; Beylich, Bjørnar André (NIVA-rapport;7541-2020, Research report, 2020)
      På oppdrag for Vann- og avløpsetaten i Oslo kommune er det gjennomført en detaljert kartlegging av partikler av mikroplast i innløpet til Bekkelaget renseanlegg under ulike forhold i løpet av et helt år, og hvor det blir ...
    • Monitoring of environmental contaminants in freshwater ecosystems 2019 – Occurrence and biomagnification 

      Jartun, Morten; Økelsrud, Asle; Rundberget, Thomas; Bæk, Kine; Enge, Ellen Katrin; Halse, Anne Karine; Götsch, Arntraut; Harju, Mikael; Johansen, Ingar (NIVA-rapport;7545, Research report, 2020)
      This program, «Monitoring of environmental contaminants in freshwater ecosystems and single species in large Norwegian lakes”, has covered sampling and determination of environmental contaminants by analyses of organisms ...
    • 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 ...
    • Environmental effects of offshore produced water discharges: A review focused on the Norwegian continental shelf 

      Beyer, Jonny; Goksøyr, Anders; Hjermann, Dag Øystein; Klungsøyr, Jarle (Peer reviewed; Journal article, 2020)
      Produced water (PW), a large byproduct of offshore oil and gas extraction, is reinjected to formations or discharged to the sea after treatment. The discharges contain dispersed crude oil, polycyclic aromatic hydrocarbons ...
    • Benthic Diatom Communities in Urban Streams and the Role of Riparian Buffers 

      Mutinova, Petra Thea; Kahlert, Maria; Kupilas, Benjamin; McKie, Brendan G.; Friberg, Nikolai; Burdon, Francis J. (Peer reviewed; Journal article, 2020)
      Urbanization impacts stream ecosystems globally through degraded water quality, altered hydrology, and landscape disturbances at the catchment and riparian scales, causing biodiversity losses and altered system functioning. ...
    • The Structure of Riparian Vegetation in Agricultural Landscapes Influences Spider Communities and Aquatic-Terrestrial Linkages 

      Ramberg, Ellinor; Burdon, Francis J.; Sargac, Jasmina; Kupilas, Benjamin; Risnoveanu, Geta; Lau, Danny C P; Johnson, Richard K.; McKie, Brendan G. (Peer reviewed; Journal article, 2020)
      Riparian habitats are important ecotones connecting aquatic and terrestrial ecosystems, but are often highly degraded by human activities. Riparian buffers might help support impacted riparian communities, and improve ...
    • Multi-laboratory validation of a new marine biodegradation screening test for chemical persistence assessment 

      Ott, Amelie; Martin, Timothy J.; Acharya, Kishor; Lyon, Delina Y.; Robinson, Nik; Rowles, Bob; Snape, Jason R.; Still, Ian; Whale, Graham F.; Albright, Vurtice C.; Bäverbäck, Petra; Best, Nicola; Commander, Ruth; Eickhoff, Curtis; Finn, Sarah; Hidding, Björn; Maischak, Heiko; Sowders, Katherine A.; Taruki, Masanori; Walton, Helen E.; Wennberg, Aina Charlotte; Davenport, Russell J. (Peer reviewed; Journal article, 2020)
      Current biodegradation screening tests are not specifically designed for persistence assessment of chemicals, often show high inter- and intra-test variability, and often give false negative biodegradation results. Based ...
    • Common eider and herring gull as contaminant indicators of different ecological niches of an urban fjord system 

      Thorstensen, Helene; Ruus, Anders; Helberg, Morten; Bæk, Kine; Enge, Ellen Katrin; Borgå, Katrine (Peer reviewed; Journal article, 2020)
      Seabirds like gulls are common indicators in contaminant monitoring. The herring gull (Larus argentatus) is a generalist with a broad range of dietary sources, possibly introducing a weakness in its representativeness of ...
    • New production across the shelf-edge in the northeastern North Sea during the stratified summer period 

      Bendtsen, Jørgen; Richardson, Katherine (Peer reviewed; Journal article, 2020)
      New production of organic matter from photosynthesis based on “new” nitrate transported into the illuminated surface layer fuels temperate ecosystems during periods of stratification when surface waters are nutrient limited. ...
    • The role of photomineralization for CO2 emissions in boreal lakes along a gradient of dissolved organic matter 

      Allesson, Lina; Koehler, Birgit; Thrane, Jan-Erik; Andersen, Tom; Hessen, Dag O (Peer reviewed; Journal article, 2020)
      Many boreal lakes are experiencing an increase in concentrations of terrestrially derived dissolved organic matter (DOM)—a process commonly labeled “browning.” Browning affects microbial and photochemical mineralization ...
    • Fluorinated Precursor Compounds in Sediments as a Source of Perfluorinated Alkyl Acids (PFAA) to Biota 

      Langberg, Håkon Austad; Breedveld, Gijs D.; Slinde, Gøril Aasen; Grønning, Hege Mentzoni; Høisæter, Åse; Jartun, Morten; Rundberget, Thomas; Jenssen, Bjørn Munro; Hale, Sarah (Peer reviewed; Journal article, 2020)
      The environmental behavior of perfluorinated alkyl acids (PFAA) and their precursors was investigated in lake Tyrifjorden, downstream a factory producing paper products coated with per- and polyfluorinated alkyl substances ...
    • 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, ...
    • Evaluering av ØKOKYST - stasjonsnett og klassegrenser 

      Walday, Mats Gunnar; Fagerli, Camilla With; Frigstad, Helene; Staalstrøm, Andre; Kaurin, Maria; Christensen, Guttorm; Trannum, Hilde Cecilie; Eikrem, Wenche (NIVA-rapport;7527, Research report, 2020)
      Overvåkingsprogrammet "Økosystemovervåking i Kystvann – ØKOKYST" har til hensikt å overvåke miljøtilstanden i utvalgte områder langs norskekysten i henhold til vannforskriften. Miljødirektoratet har bedt NIVA gjennomgå ...
    • Correcting for bias in freshwater total nitrogen concentrations obtained with a modified standard (NS4743) method 

      Thrane, Jan-Erik; de Wit, Heleen; Blakseth, Tomas Adler; Skancke, Liv Bente; Garmo, Øyvind Aaberg (NIVA-rapport;7538, Research report, 2020)
      Concentrations of total nitrogen (TotN) in freshwater monitoring programs were unreliable for a limited period, probably because of inadequate sample digestion when using a modified version of method NS 4743 (“method A”) ...
    • 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. ...
    • Methylmercury and inorganic mercury in Chinese commercial rice: Implications for overestimated human exposure and health risk 

      Xu, Xiaohang; Han, Jialiang; Pang, Jian; Wang, Xun; Lin, Yan; Wang, Yajie; Qiu, Guangle (Peer reviewed; Journal article, 2020)
      China is the largest rice producer and consumer in the world, and mercury (Hg) levels, particularly methylmercury (MeHg), in rice and health exposure risks are public concerns. Total Hg (THg) and MeHg levels in 767 (domestic ...
    • De novo Development of a Quantitative Adverse Outcome Pathway (qAOP) Network for Ultraviolet B (UVB) Radiation Using Targeted Laboratory Tests and Automated Data Mining 

      Song, You; Xie, Li; Lee, YeonKyeong; Tollefsen, Knut-Erik (Peer reviewed; Journal article, 2020)
      Ultraviolet B (UVB) radiation is a natural non-chemical stressor posing potential hazards to organisms such as planktonic crustaceans. The present study was conducted to revisit the lethal effects of UVB on crustaceans, ...
    • Financial and Institutional Support Are Important for Large-Scale Kelp Forest Restoration 

      Eger, Aron M; Vergés, Adriana; Choi, Chang Geun; Christie, Hartvig C; Coleman, Melinda Ann; Fagerli, Camilla With; Fujita, Daisuke; Hasegawa, Masatoshi; Kim, Jeong Ha; Mayer-Pinto, Mariana; Reed, Dan C; Steinberg, Peter D.; Marzinelli, Ezequiel Miguel (Peer reviewed; Journal article, 2020)
      Kelps form extensive underwater forests that underpin valuable ecosystem goods and services in temperate and polar rocky coastlines globally. Stressors, such as ocean warming and pollution are causing regional declines of ...
    • Gaps in current Baltic Sea environmental monitoring – Science versus management perspectives 

      Kahlert, Maria; Eilola, Kari; Mack, Leoni; Meissner, Kristian; Sandin, Leonard; Strömberg, Helena; Uusitalo, Laura; Viktorsson, Lena; Liess, Antonia (Peer reviewed; Journal article, 2020)
      Legislations and commitments regulate Baltic Sea status assessments and monitoring. These assessments suffer from monitoring gaps that need prioritization. We used three sources of information; scientific articles, project ...