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    • Intercomparison 2337: pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Tot-P, Tot-N, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn. 

      Bryntesen, Tina (NIVA-rapport;7918-2023, Research report, 2023)
      Twenty laboratories from fifteen countries accepted the invitation to join the ICP Waters chemical intercomparison. Two sets of samples were prepared and distributed to the participants: one for the determination of ions ...

    • An interlaboratory comparison exercise for the determination of microplastics in standard sample bottles 

      Isobe, Atsuhiko; Buenaventura, Nina T; Chastain, Stephen; Chavanich, Suchana; Cózar, Andrés; DeLorenzo, Marie; Hagmann, Pascal; Hinata, Hirofumi; Kozlovskii, Nikolai; Lusher, Amy L; Martí, Elisa; Michida, Yutaka; Mu, Jingli; Ohno, Motomichi; Potter, Gael; Ross, Peter S; Sagawa, Nao; Shim, Won Joon; Song, Young Kyoung; Takada, Hideshige; Tokai, Tadashi; Torii, Takaaki; Uchida, Keiichi; Vassillenko, Katerina; Viyakarn, Voranop; Zhang, Weiwei (Peer reviewed; Journal article, 2019)
      An interlaboratory comparison exercise was conducted to assess the consistency of microplastic quantification across several laboratories. The test samples were prepared by mixing one liter seawater free of plastics, ...

    • Interlaboratory Comparison of Extractable Organofluorine Measurements in Groundwater and Eel (Anguilla rostrata): Recommendations for Methods Standardization 

      Ruyle, Bridger J.; Pickard, Heidi M.; Schultes, Lara; Fredriksson, Felicia; Heffernan, Amy L.; Knappe, Detlef R. U.; Lord, Heather L.; Meng, Pingping; Mills, Marc A.; Ndungu, Kuria; Roesch, Philipp; Rundberget, Thomas; Tettenhorst, Daniel R.; Van Buren, Jean; Vogel, Christian; Westerman, Danielle C.; Yeung, Leo W. Y.; Sunderland, Elsie M. (Peer reviewed; Journal article, 2023)
      Research on per- and polyfluoroalkyl substances (PFAS) frequently incorporates organofluorine measurements, particularly because they could support a class-based approach to regulation. However, standardized methods for ...

    • Interlaboratory Validation of Toxicity Testing Using the Duckweed Lemna minor Root-Regrowth Test 

      Park, Jihae; Yoo, Eun-Jin; Shin, Kisik; Depuydt, Stephen; Li, Wei; Appenroth, Klaus-J.; Lillicrap, Adam D.; Xie, Li; Lee, Hojun; Kim, Geehyoung; De Saeger, Jonas; Choi, Soyeon; Kim, Geonhee; Brown, Murray T.; Han, Taejun (Peer reviewed; Journal article, 2022)
      The common duckweed (Lemna minor), a freshwater monocot that floats on the surfaces of slow-moving streams and ponds, is commonly used in toxicity testing. The novel Lemna root- regrowth test is a toxicity test performed ...

    • International Intercomparison of In Situ Chlorophyll-a Measurements for Data Quality Assurance of the Swedish Monitoring Program 

      Kratzer, Susanne; Harvey, E. Therese; Canuti, Elisabetta (Peer reviewed; Journal article, 2022)
      Chlorophyll-a is an essential climate variable. Chlorophyll-a in situ measurements are usually used for the validation of satellite images. Previous intercomparisons have shown that there can be substantial differences ...

    • The interplay between terrestrial organic matter and benthic macrofauna: Framework, synthesis, and perspectives 

      Pardo, Juan C. F.; Poste, Amanda E.; Frigstad, Helene; Quintana, Cintia O.; Trannum, Hilde C. (Peer reviewed; Journal article, 2023)
      Ecosystems are shaped by physical, chemical, and biological drivers, which affect the quality and quantity of basal energy sources, with impacts that cascade to higher trophic levels. In coastal, shelf, and marine habitats, ...

    • Intertidal regions changing coastal alkalinity: The Wadden Sea-North Sea tidally coupled bioreactor 

      Voynova, Yoana G; Petersen, Wilhelm; Gehrung, Martina; Assmann, Steffen; King, Andrew Luke (Journal article; Peer reviewed, 2019)
      In this study, we successfully implemented a total alkalinity (TA) analyzer in a flow‐through setup, in combination with a FerryBox. The high‐frequency (10 min) measurements along our ship's route revealed that in coastal ...

    • Introduced European minnow Phoxinus phoxinus in alpine lakes may increase total mercury concentration in brown trout Salmo trutta 

      Borgstrøm, Reidar; Rognerud, Sigurd; Meland, Sondre; Rosseland, Bjørn Olav (Peer reviewed; Journal article, 2021)
      In Norway, the cyprinid European minnow Phoxinus phoxinus has been spread far outside its previous natural distribution area, with lots of establishments in mountain lakes where brown trout Salmo trutta originally was the ...

    • Introduced European smelt (Osmerus eperlanus) affects food web and fish community in a large Norwegian lake 

      Eloranta, Antti; Johnsen, Stein Ivar; Power, Michael; Bærum, Kim Magnus; Sandlund, Odd Terje; Finstad, Anders Gravbrøt; Rognerud, Sigurd; Museth, Jon (Journal article; Peer reviewed, 2018)
      Invasive and introduced fishes can affect recipient ecosystems and native species via altered competitive and predatory interactions, potentially leading to top-down and bottom-up cascading impacts. Here, we describe a ...

    • Introduction to the Special Issue – Flows and Practices: The Politics of Integrated Water Resources Management (IWRM) in Southern Africa 

      Mehta, Lyla; Movik, Synne; Bolding, Alex; Derman, Bill; Manzungu, Emmanuel (Journal article; Peer reviewed, 2016)
      For the past two decades, IWRM has been actively promoted by water experts as well as multilateral and bilateral donors who have considered it to be a crucial way to address global water management problems. IWRM has been ...

    • Invasion impacts and dynamics of a European-wide introduced species 

      Haubrock, Phillip J.; Ahmed, Danish A.; Cuthbert, Ross N.; Stubbington, Rachel; Domisch, Sami; Marquez, Jaime R. G.; Beidas, Ayah; Amatulli, Giuseppe; Kiesel, Jens; Shen, Longzhu Q.; Soto, Ismael; Angeler, David G.; Bonada, Núria; Cañedo-Argüelles, Miguel; Csabai, Zoltán; Datry, Thibault; de Eyto, Elvira; Dohet, Alain; Drohan, Emma; England, Judy; Feio, Maria J.; Forio, Marie A. E.; Goethals, Peter; Graf, Wolfram; Heino, Jani; Hudgins, Emma J.; Jähnig, Sonja C.; Johnson, Richard K.; Larrañaga, Aitor; Leitner, Patrick; L'Hoste, Lionel; Lizee, Marie-Helene; Maire, Anthony; Rasmussen, Jes Jessen; Schäfer, Ralf B.; Schmidt-Kloiber, Astrid; Vannevel, Rudy; Várbíró, Gábor; Wiberg-Larsen, Peter; Haase, Peter (Peer reviewed; Journal article, 2022)
      Globalization has led to the introduction of thousands of alien species worldwide. With growing impacts by invasive species, understanding the invasion process remains critical for predicting adverse effects and informing ...

    • Investigating societal attitudes towards marine ecosystem restoration 

      O Connor, Eamonn; Hynes, Stephen; Chen, Wenting; Papadopoulou, Nadia; Smith, Christopher (Peer reviewed; Journal article, 2020)
      Globally, direct and indirect human impacts have led to the widespread degradation of marine ecosystems. The resulting loss of habitat and marine biodiversity has led to the increased impetus for marine ecosystem restoration ...

    • Investigation of new brominated and organophosphorous flame retardants in Svalbard benthic marine food web; FlammePlank 

      Carlsson, Pernilla Marianne; Nizzetto, Pernilla Bohlin; Vrana, Branislav; Varpe, Øystein; Sobotka, Jaromír; Borgå, Katrine (NIVA-rapport;7261, Research report, 2018)
      The aim of this pilot-study was to use silicone rubber-based passive samplers to measure novel brominated flame retardants (nBFRs), polybrominated diphenyl ethers (PBDEs) and dechlorane plus (DP) in seawater and air around ...

    • Investigation of the effect of microplastics on the UV inactivation of antibiotic-resistant bacteria in water 

      Manoli, Kyriakos; Naziri, Andrea; Ttofi, Iakovia; Michael, Costas; Allan, Ian; Fatta-Kassinos, Despo (Peer reviewed; Journal article, 2022)
      This study investigated the effect of polyethylene and polyvinyl chloride microplastics on the UV fluence response curve for the inactivation of multidrug-resistant E. coli and enterococci in ultrapure water at pH 6.0 ± ...

    • Investing in Urban Blue–Green Infrastructure—Assessing the Costs and Benefits of Stormwater Management in a Peri-Urban Catchment in Oslo, Norway 

      Wilbers, Gert-Jan; de Bruin, Karianne; Seifert-Dähnn, Isabel; Lekkerkerk, Wiebe; Li, Hong; Budding-Polo Ballinas, Monserrat (Peer reviewed; Journal article, 2022)
      Cities are challenged by climate change impacts, such as extreme rainfall events that affect conventional urban water management systems via increased sewage water overflows resulting in water quality deterioration and ...

    • Is Glacial Meltwater a Secondary Source of Legacy Contaminants to Arctic Coastal Food Webs? 

      Mcgovern, Maeve; Warner, Nicholas Alexander; Borgå, Katrine; Evenset, Anita; Carlsson, Pernilla Marianne; Skogsberg, Stina Linnea Emelie; Søreide, Janne; Ruus, Anders; Christensen, Guttorm; Poste, Amanda (Peer reviewed; Journal article, 2022)
      Climate change-driven increases in air and sea temperatures are rapidly thawing the Arctic cryosphere with potential for remobilization and accumulation of legacy persistent organic pollutants (POPs) in adjacent coastal ...

    • Is Glacial Meltwater a Secondary Source of Legacy Contaminants to Arctic Coastal Food Webs? 

      Mcgovern, Maeve; Warner, Nicholas Alexander; Borgå, Katrine; Evenset, Anita; Carlsson, Pernilla Marianne; Skogsberg, Stina Linnea Emelie; Søreide, Janne; Ruus, Anders; Christensen, Guttorm; Poste, Amanda (Peer reviewed; Journal article, 2022)
      Climate change-driven increases in air and sea temperatures are rapidly thawing the Arctic cryosphere with potential for remobilization and accumulation of legacy persistent organic pollutants (POPs) in adjacent coastal ...

    • Is It or Isn’t It: The Importance of Visual Classification in Microplastic Characterization. 

      Lusher, Amy; Bråte, Inger Lise Nerland; Munno, Keenan; Hurley, Rachel; Welden, Natalie A (Peer reviewed; Journal article, 2020)
      Microplastics are a diverse category of pollutants, comprising a range of constituent polymers modified by varying quantities of additives and sorbed pollutants, and exhibiting a range of morphologies, sizes, and visual ...

    • Is the impact of eutrophication on phytoplankton diversity dependent on lake volume/ecosystem size? 

      Baho, Didier Ludovic; Drakare, Stina; Johnson, Richard K.; Allen, Craig R.; Angeler, David G. (Journal article; Peer reviewed, 2017)
      Research focusing on biodiversity responses to the interactions of ecosystem size and anthropogenic stressors are based mainly on correlative gradient studies, and may therefore confound size-stress relationships due to ...

    • Isoëtes sabatina (Isoëtaceae, Lycopodiopsida): Taxonomic distinctness and preliminary ecological insights 

      Bolpagni, Rossano; Magrini, Sara; Coppi, Andrea; Troìa, Angelo; Alahuhta, Janne; Mjelde, Marit; Azzella, Mattia M. (Peer reviewed; Journal article, 2021)
      Isoëtes sabatina is the rarest aquatic quillwort in Europe. Although recently found (2013) in Lake Bracciano (central Italy), the species is just one step away from extinction with an estimated population not exceeding 400 ...