Jon Aars
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Explore the profile of Jon Aars including associated specialties, affiliations and a list of published articles.
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Articles
50
Citations
594
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Recent Articles
1.
Carolan J, Jakubec M, Jr N, Motala A, Bifulco E, Aars J, et al.
Sci Adv
. 2025 Jan;
11(5):eads7321.
PMID: 39879302
The polar bear () is the only Arctic land mammal that dives into water to hunt. Despite thermal insulation provided by blubber and fur layers and low Arctic temperatures, their...
2.
Prop J, Black J, Aars J, Oudman T, Wolters E, Moe B
Sci Rep
. 2024 Aug;
14(1):20275.
PMID: 39217220
According to sexual selection theory, the sexes are faced with opposing evolutionary goals. Male fitness benefits from access to females, whereas female fitness is constrained by food resources and safety...
3.
Lippold A, Harju M, Aars J, Blevin P, Bytingsvik J, Gabrielsen G, et al.
Environ Pollut
. 2022 Oct;
315:120395.
PMID: 36228858
To understand the exposure and potential sources of emerging brominated flame retardants (EBFR) and organophosphate esters (OPEs) in marine wildlife from the Norwegian Arctic, we investigated concentrations of EBFRs in...
4.
Laidre K, Supple M, Born E, Regehr E, Wiig O, Ugarte F, et al.
Science
. 2022 Jun;
376(6599):1333-1338.
PMID: 35709290
Polar bears are susceptible to climate warming because of their dependence on sea ice, which is declining rapidly. We present the first evidence for a genetically distinct and functionally isolated...
5.
Dietz R, Letcher R, Aars J, Andersen M, Boltunov A, Born E, et al.
Sci Total Environ
. 2022 Mar;
829:154445.
PMID: 35304145
There has been a considerable number of reports on Hg concentrations in Arctic mammals since the last Arctic Monitoring and Assessment Programme (AMAP) effort to review biological effects of the...
6.
Stempniewicz L, Kulaszewicz I, Aars J
Polar Biol
. 2022 Feb;
45(2):369-370.
PMID: 35226712
[This corrects the article DOI: 10.1007/s00300-021-02954-w.].
7.
Lippold A, Boltunov A, Aars J, Andersen M, Blanchet M, Dietz R, et al.
Sci Total Environ
. 2022 Feb;
822:153572.
PMID: 35121036
We examined spatial variation in total mercury (THg) concentrations in 100 hair samples collected between 2008 and 2016 from 87 polar bears (Ursus maritimus) from the Norwegian (Svalbard Archipelago, western...
8.
Maduna S, Aars J, Floystad I, Klutsch C, Zeyl Fiskebeck E, Wiig O, et al.
Proc Biol Sci
. 2021 Sep;
288(1958):20211741.
PMID: 34493082
Loss of Arctic sea ice owing to climate change is predicted to reduce both genetic diversity and gene flow in ice-dependent species, with potentially negative consequences for their long-term viability....
9.
Cubaynes S, Aars J, Yoccoz N, Pradel R, Wiig O, Ims R, et al.
Ecol Evol
. 2021 Apr;
11(7):3380-3392.
PMID: 33841791
In species providing extended parental care, one or both parents care for altricial young over a period including more than one breeding season. We expect large parental investment and long-term...
10.
Routti H, Harju M, Luhmann K, Aars J, Ask A, Goksoyr A, et al.
Environ Int
. 2021 Mar;
152:106458.
PMID: 33677245
This study investigated concentrations of phthalates (diesters of phthalic acids) in blubber/adipose tissue of blue whales (Balaenoptera musculus), fin whales (Balaenoptera physalus), bowhead whales (Balaena mysticetus) and polar bears (Ursus...