Blar i NILU Brage på forfatter "Warner, Nicholas Alexander"
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Dechloranes and chlorinated paraffins in sediments and biota of two subarctic lakes
Arriola, Aline; Al Saify, Insam; Warner, Nicholas Alexander; Herzke, Dorte; Harju, Mikael; Amundsen, Per-Arne; Evenset, Anita; Möckel, Claudia; Krogseth, Ingjerd Sunde (Peer reviewed; Journal article, 2024)Our understanding of the environmental behavior, bioaccumulation and concentrations of chlorinated paraffins (CPs) and Dechloranes (Dec) in the Arctic environment is still limited, particularly in freshwater ecosystems. ... -
Differences in Trophic Level, Contaminant Load, and DNA Damage in an Urban and a Remote Herring Gull (Larus argentatus) Breeding Colony in Coastal Norway
Keilen, Ellen Kristine; Borgå, Katrine; Thorstensen, Helene Skjeie; Hylland, Ketil; Helberg, Morten; Warner, Nicholas Alexander; Bæk, Kine; Reiertsen, Tone Kristin; Ruus, Anders (Peer reviewed; Journal article, 2022)Herring gulls (Larus argentatus) are opportunistic feeders, resulting in contaminant exposure depending on area and habitat. We compared contaminant concentrations and dietary markers between two herring gull breeding ... -
Differences in Trophic Level, Contaminant Load, and DNA Damage in an Urban and a Remote Herring Gull (Larus argentatus) Breeding Colony in Coastal Norway
Keilen, Ellen Kristine; Borgå, Katrine; Thorstensen, Helene Skjeie; Hylland, Ketil; Helberg, Morten; Warner, Nicholas Alexander; Bæk, Kine; Reiertsen, Tone Kristin; Ruus, Anders (Peer reviewed; Journal article, 2022)Herring gulls (Larus argentatus) are opportunistic feeders, resulting in contaminant exposure depending on area and habitat. We compared contaminant concentrations and dietary markers between two herring gull breeding ... -
Elucidating the Behavior of Cyclic Volatile Methylsiloxanes in a Subarctic Freshwater Food Web: A Modeled and Measured Approach
Krogseth, Ingjerd Sunde; Undeman, Emma Maria; Evenset, Anita; Christensen, Guttorm N.; Whelan, Mick; Breivik, Knut; Warner, Nicholas Alexander (Journal article; Peer reviewed, 2017)Cyclic volatile methylsiloxanes (cVMS) are used in personal care products and emitted to aquatic environments through wastewater effluents, and their bioaccumulation potential is debated. Here, a new bentho-pelagic version ... -
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 ... -
Kartlegging av miljøgifter i sjøfuglegg fra Sklinna og Røst
Huber, Sandra; Nygård, Torgeir; Warner, Nicholas Alexander; Remberger, Mikael; Harju, Mikael; Uggerud, Hilde Thelle; Kaj, Lennart; Schlabach, Martin; Hanssen, Linda (NILU OR;8/2014, Research report, 2014)I dette kartleggingsprosjektet ble analysert konsentrasjonene til en lang rekke uorganiske og organiske miljøgifter, som metaller, organotinn, polysykliske aromatiske hydrokarboner, polyklorerte bifenyler og metabolitter, ... -
Monitoring of environmental contaminants in air and precipitation, annual report 2014
Bohlin-Nizzetto, Pernilla; Aas, Wenche; Warner, Nicholas Alexander (NILU OR;19/2015, Research report, 2015)This report presents results from 2014 for persistent organic pollutants (POPs) and heavy metals from the rural air- and precipitation chemistry monitoring network in Norway. These results are compared to previous years. -
Monitoring of environmental contaminants in air and precipitation, annual report 2016
Bohlin-Nizzetto, Pernilla; Aas, Wenche; Warner, Nicholas Alexander (NILU report;17/2017, Research report, 2017)This monitoring report presents 2016 data and time-trends for the Norwegian programme for long-range atmospheric transported contaminants. The results cover 122 organic compounds and 11 heavy metals. The organic contaminants ... -
Monitoring of environmental contaminants in air and precipitation. Annual report 2017.
Bohlin-Nizzetto, Pernilla; Aas, Wenche; Warner, Nicholas Alexander (NILU report;13/2018, Research report, 2018)This monitoring report presents data from 2017 and time-trends for the Norwegian programme for Long-range atmospheric transported contaminants. The results cover 180 organic compounds and 11 heavy metals. The organic ... -
Optimization of a low flow sampler for improved assessment of gas and particle bound exposure to chlorinated paraffins
Al Saify, Insam; Cioni, Lara; van Mourik, Louise M.; Brandsma, Sicco H.; Warner, Nicholas Alexander (Peer reviewed; Journal article, 2021)An optimized low volume sampler was developed to determine both gas- and particle bound concentrations of short and medium-chain chlorinated paraffins (S/MCCPs). Background contamination was limited by the sampler design, ... -
Potential Effect of Migration Strategy on Pollutant Occurrence in Eggs of Arctic Breeding Barnacle Geese (Branta leucopsis)
Hitchcock, Daniel James; Andersen, Tom; Varpe, Øystein; Loonen, Maarten; Warner, Nicholas Alexander; Herzke, Dorte; Tombre, Ingunn; Griffin, Larry R.; Shimmings, Paul; Borgå, Katrine (Peer reviewed; Journal article, 2019)Arctic-breeding geese acquire resources for egg production from overwintering and breeding grounds, where pollutant exposure may differ. We investigated the effect of migration strategy on pollutant occurrence of lipophilic ... -
Reducing sampling artifacts in active air sampling methodology for remote monitoring and atmospheric fate assessment of cyclic volatile methylsiloxanes
Warner, Nicholas Alexander; Nikiforov, Vladimir; Krogseth, Ingjerd Sunde; Bjørneby, Stine Marie; Kierkegaard, Amelie; Bohlin-Nizzetto, Pernilla (Peer reviewed; Journal article, 2020)Active sampling methodology for atmospheric monitoring of cyclic volatile methylsiloxanes (cVMS) was improved to reduce sampling artifacts. A new sorbent, ABN Express (ABN), was evaluated for storage stability and measurement ... -
Seasonal and latitudinal variability in the atmospheric concentrations of cyclic volatile methyl siloxanes in the Northern Hemisphere
Wania, Frank; Warner, Nicholas Alexander; McLachlan, Michael S; Durham, Jeremy; Lei, Ying Duan; Xu, Shihe (Peer reviewed; Journal article, 2023)Field data from two latitudinal transects in Europe and Canada were gathered to better characterize the atmospheric fate of three cyclic methylsiloxanes (cVMSs), i.e., octamethyl-cyclotetrasiloxane (D4), decamethylcyclop ... -
Snow buntings (Plectrophenax nivealis) as bio-indicators for exposure differences to legacy and emerging persistent organic pollutants from the Arctic terrestrial environment on Svalbard
Warner, Nicholas Alexander; Sagerup, Kjetil; Kristoffersen, Siv; Herzke, Dorte; Gabrielsen, Geir W.; Jenssen, Bjørn Munro (Journal article; Peer reviewed, 2019) -
Snow buntings (Plectrophenax nivealis) as bio-indicators for exposure differences to legacy and emerging persistent organic pollutants from the Arctic terrestrial environment on Svalbard
Warner, Nicholas Alexander; Sagerup, Kjetil; Kristoffersen, Siv; Herzke, Dorte; Gabrielsen, Geir W.; Jenssen, Bjørn Munro (Journal article; Peer reviewed, 2019)Eggs of snow buntings (Plectrophenax nivealis) were applied as a bio-indicator to examine differences in exposure to legacy persistent organic pollutants (POPs) and perflouroalkyl subtances (PFAS) from the terrestrial ... -
Stepping-up accurate quantification of chlorinated paraffins: Successful certification of the first matrix reference material
Ricci, Marina; de Boer, Jacob; Johansen, Jon Eigill; Huiling, Liu; Dumas, Pierre; Warner, Nicholas Alexander; Pērkons, Ingus; McGrath, Thomas Jacob; Røsrud Borgen, Anders; Bjørneby, Stine Marie; Tomasko, Jakub; Steer, Helena; Lentjes, Anouk; van Velzen, Martin; van Mourik, Louise (Peer reviewed; Journal article, 2024)Background Chlorinated paraffins (CPs) are industrial chemicals categorised as persistent organic pollutants because of their toxicity, persistency and tendency to long-range transport, bioaccumulation and biomagnification. ... -
Trophic and fitness correlates of mercury and organochlorine compound residues in egg-laying Antarctic petrels
Carravieri, Alice; Warner, Nicholas Alexander; Herzke, Dorte; Brault-Favrou, Maud; Tarroux, Arnaud; Fort, Jérôme; Bustamante, Paco; Descamps, Sebastien (Peer reviewed; Journal article, 2020)Understanding the drivers and effects of exposure to contaminants such as mercury (Hg) and organochlorine compounds (OCs) in Antarctic wildlife is still limited. Yet, Hg and OCs have known physiological and fitness effects ... -
Understanding of Cyclic Volatile Methyl Siloxane Fate in a High Latitude Lake Is Constrained by Uncertainty in Organic Carbon− Water Partitioning
Krogseth, Ingjerd Sunde; Whelan, Mick; Christensen, Guttorm N; Breivik, Knut; Evenset, Anita; Warner, Nicholas Alexander (Journal article; Peer reviewed, 2017)Cyclic volatile methyl siloxanes (cVMS) are emitted to aquatic environments with wastewater effluents. Here, we evaluate the environmental behavior of three cVMS compounds (octamethylcyclotetrasiloxane (D4), decamethylcy ... -
Understanding the fate and bioaccumulation of cyclic volatile methyl siloxanes in Arctic Lakes
Krogseth, Ingjerd Sunde; Warner, Nicholas Alexander; Christensen, Guttorm N.; Whelan, Mick; Breivik, Knut; Evenset, Anita; Wasbotten, Ingar Halvorsen (Journal article; Peer reviewed, 2014)