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Arctic river temperature dynamics in a changing climate

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Standard

Arctic river temperature dynamics in a changing climate. / Docherty, Catherine L.; Dugdale, Stephen J.; Milner, Alexander M.; Abermann, Jakob; Lund, Magnus; Hannah, David M.

I: River Research and Applications, Bind 35, Nr. 8, 2019, s. 1212-1227.

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

Harvard

Docherty, CL, Dugdale, SJ, Milner, AM, Abermann, J, Lund, M & Hannah, DM 2019, 'Arctic river temperature dynamics in a changing climate', River Research and Applications, bind 35, nr. 8, s. 1212-1227. https://doi.org/10.1002/rra.3537

APA

Docherty, C. L., Dugdale, S. J., Milner, A. M., Abermann, J., Lund, M., & Hannah, D. M. (2019). Arctic river temperature dynamics in a changing climate. River Research and Applications, 35(8), 1212-1227. https://doi.org/10.1002/rra.3537

CBE

Docherty CL, Dugdale SJ, Milner AM, Abermann J, Lund M, Hannah DM. 2019. Arctic river temperature dynamics in a changing climate. River Research and Applications. 35(8):1212-1227. https://doi.org/10.1002/rra.3537

MLA

Docherty, Catherine L. o.a.. "Arctic river temperature dynamics in a changing climate". River Research and Applications. 2019, 35(8). 1212-1227. https://doi.org/10.1002/rra.3537

Vancouver

Docherty CL, Dugdale SJ, Milner AM, Abermann J, Lund M, Hannah DM. Arctic river temperature dynamics in a changing climate. River Research and Applications. 2019;35(8):1212-1227. https://doi.org/10.1002/rra.3537

Author

Docherty, Catherine L. ; Dugdale, Stephen J. ; Milner, Alexander M. ; Abermann, Jakob ; Lund, Magnus ; Hannah, David M. / Arctic river temperature dynamics in a changing climate. I: River Research and Applications. 2019 ; Bind 35, Nr. 8. s. 1212-1227.

Bibtex

@article{eaf01f78acbf4c21aad863ccaee30fc8,
title = "Arctic river temperature dynamics in a changing climate",
abstract = "Climate change in the Arctic is expected to have a major impact on stream ecosystems, affecting hydrological and thermal regimes. Although temperature is important to a range of in-stream processes, previous Arctic stream temperature research is limited—focused on glacierised headwaters in summer—with limited attention to snowmelt streams and winter. This is the first high-resolution study on stream temperature in north-east Greenland (Zackenberg). Data were collected from five streams from September 2013 to September 2015 (24 months). During the winter, streams were largely frozen solid and water temperature variability low. Spring ice-off date occurred simultaneously across all streams, but 11 days earlier in 2014 compared with 2015 due to thicker snow insulation. During summer, water temperature was highly variable and exhibited a strong relationship with meteorological variables, particularly incoming shortwave radiation and air temperature. Mean summer water temperature in these snowmelt streams was high compared with streams studied previously in Svalbard, yet was lower in Swedish Lapland, as was expected given latitude. With global warning, Arctic stream thermal variability may be less in summer and increased during the winter due to higher summer air temperature and elevated winter precipitation, and the spring and autumn ice-on and ice-off dates may extend the flowing water season—in turn affecting stream productivity and diversity.",
keywords = "Arctic, Greenland, hydrology, meltwater, river temperature, stream, thermal dynamics",
author = "Docherty, {Catherine L.} and Dugdale, {Stephen J.} and Milner, {Alexander M.} and Jakob Abermann and Magnus Lund and Hannah, {David M.}",
year = "2019",
doi = "10.1002/rra.3537",
language = "English",
volume = "35",
pages = "1212--1227",
journal = "River Research and Applications",
issn = "1535-1459",
publisher = "John Wiley Sons Ltd",
number = "8",

}

RIS

TY - JOUR

T1 - Arctic river temperature dynamics in a changing climate

AU - Docherty, Catherine L.

AU - Dugdale, Stephen J.

AU - Milner, Alexander M.

AU - Abermann, Jakob

AU - Lund, Magnus

AU - Hannah, David M.

PY - 2019

Y1 - 2019

N2 - Climate change in the Arctic is expected to have a major impact on stream ecosystems, affecting hydrological and thermal regimes. Although temperature is important to a range of in-stream processes, previous Arctic stream temperature research is limited—focused on glacierised headwaters in summer—with limited attention to snowmelt streams and winter. This is the first high-resolution study on stream temperature in north-east Greenland (Zackenberg). Data were collected from five streams from September 2013 to September 2015 (24 months). During the winter, streams were largely frozen solid and water temperature variability low. Spring ice-off date occurred simultaneously across all streams, but 11 days earlier in 2014 compared with 2015 due to thicker snow insulation. During summer, water temperature was highly variable and exhibited a strong relationship with meteorological variables, particularly incoming shortwave radiation and air temperature. Mean summer water temperature in these snowmelt streams was high compared with streams studied previously in Svalbard, yet was lower in Swedish Lapland, as was expected given latitude. With global warning, Arctic stream thermal variability may be less in summer and increased during the winter due to higher summer air temperature and elevated winter precipitation, and the spring and autumn ice-on and ice-off dates may extend the flowing water season—in turn affecting stream productivity and diversity.

AB - Climate change in the Arctic is expected to have a major impact on stream ecosystems, affecting hydrological and thermal regimes. Although temperature is important to a range of in-stream processes, previous Arctic stream temperature research is limited—focused on glacierised headwaters in summer—with limited attention to snowmelt streams and winter. This is the first high-resolution study on stream temperature in north-east Greenland (Zackenberg). Data were collected from five streams from September 2013 to September 2015 (24 months). During the winter, streams were largely frozen solid and water temperature variability low. Spring ice-off date occurred simultaneously across all streams, but 11 days earlier in 2014 compared with 2015 due to thicker snow insulation. During summer, water temperature was highly variable and exhibited a strong relationship with meteorological variables, particularly incoming shortwave radiation and air temperature. Mean summer water temperature in these snowmelt streams was high compared with streams studied previously in Svalbard, yet was lower in Swedish Lapland, as was expected given latitude. With global warning, Arctic stream thermal variability may be less in summer and increased during the winter due to higher summer air temperature and elevated winter precipitation, and the spring and autumn ice-on and ice-off dates may extend the flowing water season—in turn affecting stream productivity and diversity.

KW - Arctic

KW - Greenland

KW - hydrology

KW - meltwater

KW - river temperature

KW - stream

KW - thermal dynamics

UR - http://www.scopus.com/inward/record.url?scp=85074039499&partnerID=8YFLogxK

U2 - 10.1002/rra.3537

DO - 10.1002/rra.3537

M3 - Journal article

AN - SCOPUS:85074039499

VL - 35

SP - 1212

EP - 1227

JO - River Research and Applications

JF - River Research and Applications

SN - 1535-1459

IS - 8

ER -