Separating direct and indirect effects of rising temperatures on biogenic volatile emissions in the Arctic

Research output: Contribution to journalJournal articlepeer-review

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Separating direct and indirect effects of rising temperatures on biogenic volatile emissions in the Arctic. / Rinnan, Riikka; Iversen, Lars L.; Tang, Jing; Vedel-Petersen, Ida; Schollert, Michelle; Schurgers, Guy.

In: Proceedings of the National Academy of Sciences of the United States of America, Vol. 117, No. 51, 2020, p. 32476-32483.

Research output: Contribution to journalJournal articlepeer-review

Harvard

Rinnan, R, Iversen, LL, Tang, J, Vedel-Petersen, I, Schollert, M & Schurgers, G 2020, 'Separating direct and indirect effects of rising temperatures on biogenic volatile emissions in the Arctic', Proceedings of the National Academy of Sciences of the United States of America, vol. 117, no. 51, pp. 32476-32483. https://doi.org/10.1073/pnas.2008901117

APA

Rinnan, R., Iversen, L. L., Tang, J., Vedel-Petersen, I., Schollert, M., & Schurgers, G. (2020). Separating direct and indirect effects of rising temperatures on biogenic volatile emissions in the Arctic. Proceedings of the National Academy of Sciences of the United States of America, 117(51), 32476-32483. https://doi.org/10.1073/pnas.2008901117

Vancouver

Rinnan R, Iversen LL, Tang J, Vedel-Petersen I, Schollert M, Schurgers G. Separating direct and indirect effects of rising temperatures on biogenic volatile emissions in the Arctic. Proceedings of the National Academy of Sciences of the United States of America. 2020;117(51):32476-32483. https://doi.org/10.1073/pnas.2008901117

Author

Rinnan, Riikka ; Iversen, Lars L. ; Tang, Jing ; Vedel-Petersen, Ida ; Schollert, Michelle ; Schurgers, Guy. / Separating direct and indirect effects of rising temperatures on biogenic volatile emissions in the Arctic. In: Proceedings of the National Academy of Sciences of the United States of America. 2020 ; Vol. 117, No. 51. pp. 32476-32483.

Bibtex

@article{b0c25770a66a43d7824008912cec5496,
title = "Separating direct and indirect effects of rising temperatures on biogenic volatile emissions in the Arctic",
abstract = "Volatile organic compounds (VOCs) are released from biogenic sources in a temperature-dependent manner. Consequently, Arctic ecosystems are expected to greatly increase their VOC emissions with ongoing climate warming, which is proceeding at twice the rate of global temperature rise. Here, we show that ongoing warming has strong, increasing effects on Arctic VOC emissions. Using a combination of statistical modeling on data from several warming experiments in the Arctic tundra and dynamic ecosystem modeling, we separate the impacts of temperature and soil moisture into direct effects and indirect effects through vegetation composition and biomass alterations. The indirect effects of warming on VOC emissions were significant but smaller than the direct effects, during the 14-y model simulation period. Furthermore, vegetation changes also cause shifts in the chemical speciation of emissions. Both direct and indirect effects result in large geographic differences in VOC emission responses in the warming Arctic, depending on the local vegetation cover and the climate dynamics. Our results outline complex links between local climate, vegetation, and ecosystem-atmosphere interactions, with likely local-to-regional impacts on the atmospheric composition.",
keywords = "Climate change, Ecosystem modelling, Ecosystem-atmosphere interactions, Vegetation change",
author = "Riikka Rinnan and Iversen, {Lars L.} and Jing Tang and Ida Vedel-Petersen and Michelle Schollert and Guy Schurgers",
note = "CENPERMOA[2020]",
year = "2020",
doi = "10.1073/pnas.2008901117",
language = "English",
volume = "117",
pages = "32476--32483",
journal = "Proceedings of the National Academy of Sciences of the United States of America",
issn = "0027-8424",
publisher = "The National Academy of Sciences of the United States of America",
number = "51",

}

RIS

TY - JOUR

T1 - Separating direct and indirect effects of rising temperatures on biogenic volatile emissions in the Arctic

AU - Rinnan, Riikka

AU - Iversen, Lars L.

AU - Tang, Jing

AU - Vedel-Petersen, Ida

AU - Schollert, Michelle

AU - Schurgers, Guy

N1 - CENPERMOA[2020]

PY - 2020

Y1 - 2020

N2 - Volatile organic compounds (VOCs) are released from biogenic sources in a temperature-dependent manner. Consequently, Arctic ecosystems are expected to greatly increase their VOC emissions with ongoing climate warming, which is proceeding at twice the rate of global temperature rise. Here, we show that ongoing warming has strong, increasing effects on Arctic VOC emissions. Using a combination of statistical modeling on data from several warming experiments in the Arctic tundra and dynamic ecosystem modeling, we separate the impacts of temperature and soil moisture into direct effects and indirect effects through vegetation composition and biomass alterations. The indirect effects of warming on VOC emissions were significant but smaller than the direct effects, during the 14-y model simulation period. Furthermore, vegetation changes also cause shifts in the chemical speciation of emissions. Both direct and indirect effects result in large geographic differences in VOC emission responses in the warming Arctic, depending on the local vegetation cover and the climate dynamics. Our results outline complex links between local climate, vegetation, and ecosystem-atmosphere interactions, with likely local-to-regional impacts on the atmospheric composition.

AB - Volatile organic compounds (VOCs) are released from biogenic sources in a temperature-dependent manner. Consequently, Arctic ecosystems are expected to greatly increase their VOC emissions with ongoing climate warming, which is proceeding at twice the rate of global temperature rise. Here, we show that ongoing warming has strong, increasing effects on Arctic VOC emissions. Using a combination of statistical modeling on data from several warming experiments in the Arctic tundra and dynamic ecosystem modeling, we separate the impacts of temperature and soil moisture into direct effects and indirect effects through vegetation composition and biomass alterations. The indirect effects of warming on VOC emissions were significant but smaller than the direct effects, during the 14-y model simulation period. Furthermore, vegetation changes also cause shifts in the chemical speciation of emissions. Both direct and indirect effects result in large geographic differences in VOC emission responses in the warming Arctic, depending on the local vegetation cover and the climate dynamics. Our results outline complex links between local climate, vegetation, and ecosystem-atmosphere interactions, with likely local-to-regional impacts on the atmospheric composition.

KW - Climate change

KW - Ecosystem modelling

KW - Ecosystem-atmosphere interactions

KW - Vegetation change

U2 - 10.1073/pnas.2008901117

DO - 10.1073/pnas.2008901117

M3 - Journal article

C2 - 33257556

AN - SCOPUS:85098194801

VL - 117

SP - 32476

EP - 32483

JO - Proceedings of the National Academy of Sciences of the United States of America

JF - Proceedings of the National Academy of Sciences of the United States of America

SN - 0027-8424

IS - 51

ER -

ID: 255066080