On the integration of ecological and physiological variables in polar bear toxicology research: a systematic review

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On the integration of ecological and physiological variables in polar bear toxicology research : a systematic review. / Bechshoft, Thea; Derocher, Andrew E.; Viengkone, Michelle; Routti, Heli; Aars, Jon; Letcher, Robert J.; Dietz, Rune; Sonne, Christian; Jenssen, Bjorn Munro; Richardson, Evan; Lunn, Nicholas J.

I: Environmental Reviews, Bind 26, Nr. 1, 03.2018, s. 1-12.

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisReviewForskningpeer review

Harvard

Bechshoft, T, Derocher, AE, Viengkone, M, Routti, H, Aars, J, Letcher, RJ, Dietz, R, Sonne, C, Jenssen, BM, Richardson, E & Lunn, NJ 2018, 'On the integration of ecological and physiological variables in polar bear toxicology research: a systematic review', Environmental Reviews, bind 26, nr. 1, s. 1-12. https://doi.org/10.1139/er-2016-0118

APA

Bechshoft, T., Derocher, A. E., Viengkone, M., Routti, H., Aars, J., Letcher, R. J., ... Lunn, N. J. (2018). On the integration of ecological and physiological variables in polar bear toxicology research: a systematic review. Environmental Reviews, 26(1), 1-12. https://doi.org/10.1139/er-2016-0118

CBE

Bechshoft T, Derocher AE, Viengkone M, Routti H, Aars J, Letcher RJ, Dietz R, Sonne C, Jenssen BM, Richardson E, Lunn NJ. 2018. On the integration of ecological and physiological variables in polar bear toxicology research: a systematic review. Environmental Reviews. 26(1):1-12. https://doi.org/10.1139/er-2016-0118

MLA

Vancouver

Bechshoft T, Derocher AE, Viengkone M, Routti H, Aars J, Letcher RJ o.a. On the integration of ecological and physiological variables in polar bear toxicology research: a systematic review. Environmental Reviews. 2018 mar;26(1):1-12. https://doi.org/10.1139/er-2016-0118

Author

Bechshoft, Thea ; Derocher, Andrew E. ; Viengkone, Michelle ; Routti, Heli ; Aars, Jon ; Letcher, Robert J. ; Dietz, Rune ; Sonne, Christian ; Jenssen, Bjorn Munro ; Richardson, Evan ; Lunn, Nicholas J. / On the integration of ecological and physiological variables in polar bear toxicology research : a systematic review. I: Environmental Reviews. 2018 ; Bind 26, Nr. 1. s. 1-12.

Bibtex

@article{be7e8f95a5124a879d0dbc45b994c984,
title = "On the integration of ecological and physiological variables in polar bear toxicology research: a systematic review",
abstract = "Ecotoxicology evolved as a scientific field as awareness of the unintended effects of anthropogenic pollutants in biota increased. Polar bears (Ursus maritimus) are often the focus of Arctic contaminant exposure studies because they are apex predators with high contaminant loads. While early studies focused on describing and quantifying pollutants, present-day polar bear toxicological papers often incorporate ecological variables. This systematic literature review investigates the ecological and physiological variables that have been integrated in such studies. The systematic literature search resulted in 207 papers, published between 1970 and 2016. Representation of each of the 19 polar bear subpopulations varied from 0 to 72 papers; East Greenland, Barents Sea, Southern Beaufort Sea, and Lancaster Sound had the most published research, with over 30 papers each. Samples were collected between 1881 and 2015, primarily from harvested bears (66{\%}); most from the 1990s and 2000s. Adipose tissue, liver, and blood were the most common tissues examined, and mean number of bears analyzed per paper was 76 (range 1-691). Papers investigating temporal trends did so using a mean sample of 61 bears over a 6-year period. The frequency with which ecological and physiological variables were integrated into toxicological papers varied. Age and (or) sex was the only ecological variable(s) considered in 51{\%} of papers. Further, a total of 37{\%} of the papers included in the review investigated physiological effects in relation to contaminant concentrations. Of the papers, 98{\%} dealt with contaminant exposure at the individual level, leaving population level effects largely unstudied. Solitary subadult and adult polar bears were included in 57{\%} and 79{\%} of the papers, respectively. Younger bears were included in fewer papers: yearlings in 20{\%} and cubs-of-the-year in 13{\%}. Only 12{\%} of the papers examined reproduction relative to contaminants. Finally, body condition was included in 26{\%} of the research papers, whereas variables related to polar bear diet were included in",
keywords = "bibliometrics, contaminants, ecology, polar bear, systematic review, toxicology, PERSISTENT ORGANIC POLLUTANTS, WESTERN HUDSON-BAY, CHLORINATED-HYDROCARBON CONTAMINANTS, POLYCHLORINATED BIPHENYL EXPOSURE, ENDOCRINE-DISRUPTING CHEMICALS, BODY-CONDITION INDEX, MINK NEOVISON-VISON, URSUS-MARITIMUS, EAST GREENLAND, TEMPORAL TRENDS",
author = "Thea Bechshoft and Derocher, {Andrew E.} and Michelle Viengkone and Heli Routti and Jon Aars and Letcher, {Robert J.} and Rune Dietz and Christian Sonne and Jenssen, {Bjorn Munro} and Evan Richardson and Lunn, {Nicholas J.}",
year = "2018",
month = "3",
doi = "10.1139/er-2016-0118",
language = "English",
volume = "26",
pages = "1--12",
journal = "Environmental Reviews",
issn = "1181-8700",
publisher = "National Research Council of Canada",
number = "1",

}

RIS

TY - JOUR

T1 - On the integration of ecological and physiological variables in polar bear toxicology research

T2 - a systematic review

AU - Bechshoft, Thea

AU - Derocher, Andrew E.

AU - Viengkone, Michelle

AU - Routti, Heli

AU - Aars, Jon

AU - Letcher, Robert J.

AU - Dietz, Rune

AU - Sonne, Christian

AU - Jenssen, Bjorn Munro

AU - Richardson, Evan

AU - Lunn, Nicholas J.

PY - 2018/3

Y1 - 2018/3

N2 - Ecotoxicology evolved as a scientific field as awareness of the unintended effects of anthropogenic pollutants in biota increased. Polar bears (Ursus maritimus) are often the focus of Arctic contaminant exposure studies because they are apex predators with high contaminant loads. While early studies focused on describing and quantifying pollutants, present-day polar bear toxicological papers often incorporate ecological variables. This systematic literature review investigates the ecological and physiological variables that have been integrated in such studies. The systematic literature search resulted in 207 papers, published between 1970 and 2016. Representation of each of the 19 polar bear subpopulations varied from 0 to 72 papers; East Greenland, Barents Sea, Southern Beaufort Sea, and Lancaster Sound had the most published research, with over 30 papers each. Samples were collected between 1881 and 2015, primarily from harvested bears (66%); most from the 1990s and 2000s. Adipose tissue, liver, and blood were the most common tissues examined, and mean number of bears analyzed per paper was 76 (range 1-691). Papers investigating temporal trends did so using a mean sample of 61 bears over a 6-year period. The frequency with which ecological and physiological variables were integrated into toxicological papers varied. Age and (or) sex was the only ecological variable(s) considered in 51% of papers. Further, a total of 37% of the papers included in the review investigated physiological effects in relation to contaminant concentrations. Of the papers, 98% dealt with contaminant exposure at the individual level, leaving population level effects largely unstudied. Solitary subadult and adult polar bears were included in 57% and 79% of the papers, respectively. Younger bears were included in fewer papers: yearlings in 20% and cubs-of-the-year in 13%. Only 12% of the papers examined reproduction relative to contaminants. Finally, body condition was included in 26% of the research papers, whereas variables related to polar bear diet were included in

AB - Ecotoxicology evolved as a scientific field as awareness of the unintended effects of anthropogenic pollutants in biota increased. Polar bears (Ursus maritimus) are often the focus of Arctic contaminant exposure studies because they are apex predators with high contaminant loads. While early studies focused on describing and quantifying pollutants, present-day polar bear toxicological papers often incorporate ecological variables. This systematic literature review investigates the ecological and physiological variables that have been integrated in such studies. The systematic literature search resulted in 207 papers, published between 1970 and 2016. Representation of each of the 19 polar bear subpopulations varied from 0 to 72 papers; East Greenland, Barents Sea, Southern Beaufort Sea, and Lancaster Sound had the most published research, with over 30 papers each. Samples were collected between 1881 and 2015, primarily from harvested bears (66%); most from the 1990s and 2000s. Adipose tissue, liver, and blood were the most common tissues examined, and mean number of bears analyzed per paper was 76 (range 1-691). Papers investigating temporal trends did so using a mean sample of 61 bears over a 6-year period. The frequency with which ecological and physiological variables were integrated into toxicological papers varied. Age and (or) sex was the only ecological variable(s) considered in 51% of papers. Further, a total of 37% of the papers included in the review investigated physiological effects in relation to contaminant concentrations. Of the papers, 98% dealt with contaminant exposure at the individual level, leaving population level effects largely unstudied. Solitary subadult and adult polar bears were included in 57% and 79% of the papers, respectively. Younger bears were included in fewer papers: yearlings in 20% and cubs-of-the-year in 13%. Only 12% of the papers examined reproduction relative to contaminants. Finally, body condition was included in 26% of the research papers, whereas variables related to polar bear diet were included in

KW - bibliometrics

KW - contaminants

KW - ecology

KW - polar bear

KW - systematic review

KW - toxicology

KW - PERSISTENT ORGANIC POLLUTANTS

KW - WESTERN HUDSON-BAY

KW - CHLORINATED-HYDROCARBON CONTAMINANTS

KW - POLYCHLORINATED BIPHENYL EXPOSURE

KW - ENDOCRINE-DISRUPTING CHEMICALS

KW - BODY-CONDITION INDEX

KW - MINK NEOVISON-VISON

KW - URSUS-MARITIMUS

KW - EAST GREENLAND

KW - TEMPORAL TRENDS

U2 - 10.1139/er-2016-0118

DO - 10.1139/er-2016-0118

M3 - Review

VL - 26

SP - 1

EP - 12

JO - Environmental Reviews

JF - Environmental Reviews

SN - 1181-8700

IS - 1

ER -