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Oceanic biogeochemical controls on global dynamics of persistent organic pollutants.

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Oceanic biogeochemical controls on global dynamics of persistent organic pollutants. / Dachs, Jordi; Lohmann, Rainer; Ockenden, Wendy A. et al.
In: Environmental Science and Technology, Vol. 36, No. 20, 15.10.2002, p. 4229-4237.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Dachs, J, Lohmann, R, Ockenden, WA, Méjanelle, L, Eisenreich, SJ & Jones, KC 2002, 'Oceanic biogeochemical controls on global dynamics of persistent organic pollutants.', Environmental Science and Technology, vol. 36, no. 20, pp. 4229-4237. https://doi.org/10.1021/es025724k

APA

Dachs, J., Lohmann, R., Ockenden, W. A., Méjanelle, L., Eisenreich, S. J., & Jones, K. C. (2002). Oceanic biogeochemical controls on global dynamics of persistent organic pollutants. Environmental Science and Technology, 36(20), 4229-4237. https://doi.org/10.1021/es025724k

Vancouver

Dachs J, Lohmann R, Ockenden WA, Méjanelle L, Eisenreich SJ, Jones KC. Oceanic biogeochemical controls on global dynamics of persistent organic pollutants. Environmental Science and Technology. 2002 Oct 15;36(20):4229-4237. doi: 10.1021/es025724k

Author

Dachs, Jordi ; Lohmann, Rainer ; Ockenden, Wendy A. et al. / Oceanic biogeochemical controls on global dynamics of persistent organic pollutants. In: Environmental Science and Technology. 2002 ; Vol. 36, No. 20. pp. 4229-4237.

Bibtex

@article{88185105aca243fa8c084c05e398bb26,
title = "Oceanic biogeochemical controls on global dynamics of persistent organic pollutants.",
abstract = "Understanding and quantifying the global dynamics and sinks of persistent organic pollutants (POPs) is important to assess their environmental impact and fate. Air-surface exchange processes, where temperature plays a central role in controlling volatilization and deposition, are of key importance in controlling global POP dynamics. The present study is an assessment of the role of oceanic biogeochemical processes, notably phytoplankton uptake and vertical fluxes of particles, on the global dynamics of POPs. Field measurements of atmospheric polychlorinated biphenyls (PCBs), polychlorinated dibenzodioxins (PCDDs), and furans (PCDFs) are combined with remote sensing estimations of oceanic temperature, wind speed, and chlorophyll, to model the interactions between air−water exchange, phytoplankton uptake, and export of organic matter and POPs out of the mixed surface ocean layer. Deposition is enhanced in the mid-high latitudes and is driven by sinking marine particulate matter, rather than by a cold condensation effect. However, the relative contribution of the biological pump is a function of the physical-chemical properties of POPs. It is concluded that oceanic biogeochemical processes play a critical role in controlling the global dynamics and the ultimate sink of POPs.",
author = "Jordi Dachs and Rainer Lohmann and Ockenden, {Wendy A.} and Laurence M{\'e}janelle and Eisenreich, {Steven J.} and Jones, {Kevin C.}",
year = "2002",
month = oct,
day = "15",
doi = "10.1021/es025724k",
language = "English",
volume = "36",
pages = "4229--4237",
journal = "Environmental Science and Technology",
issn = "0013-936X",
publisher = "American Chemical Society",
number = "20",

}

RIS

TY - JOUR

T1 - Oceanic biogeochemical controls on global dynamics of persistent organic pollutants.

AU - Dachs, Jordi

AU - Lohmann, Rainer

AU - Ockenden, Wendy A.

AU - Méjanelle, Laurence

AU - Eisenreich, Steven J.

AU - Jones, Kevin C.

PY - 2002/10/15

Y1 - 2002/10/15

N2 - Understanding and quantifying the global dynamics and sinks of persistent organic pollutants (POPs) is important to assess their environmental impact and fate. Air-surface exchange processes, where temperature plays a central role in controlling volatilization and deposition, are of key importance in controlling global POP dynamics. The present study is an assessment of the role of oceanic biogeochemical processes, notably phytoplankton uptake and vertical fluxes of particles, on the global dynamics of POPs. Field measurements of atmospheric polychlorinated biphenyls (PCBs), polychlorinated dibenzodioxins (PCDDs), and furans (PCDFs) are combined with remote sensing estimations of oceanic temperature, wind speed, and chlorophyll, to model the interactions between air−water exchange, phytoplankton uptake, and export of organic matter and POPs out of the mixed surface ocean layer. Deposition is enhanced in the mid-high latitudes and is driven by sinking marine particulate matter, rather than by a cold condensation effect. However, the relative contribution of the biological pump is a function of the physical-chemical properties of POPs. It is concluded that oceanic biogeochemical processes play a critical role in controlling the global dynamics and the ultimate sink of POPs.

AB - Understanding and quantifying the global dynamics and sinks of persistent organic pollutants (POPs) is important to assess their environmental impact and fate. Air-surface exchange processes, where temperature plays a central role in controlling volatilization and deposition, are of key importance in controlling global POP dynamics. The present study is an assessment of the role of oceanic biogeochemical processes, notably phytoplankton uptake and vertical fluxes of particles, on the global dynamics of POPs. Field measurements of atmospheric polychlorinated biphenyls (PCBs), polychlorinated dibenzodioxins (PCDDs), and furans (PCDFs) are combined with remote sensing estimations of oceanic temperature, wind speed, and chlorophyll, to model the interactions between air−water exchange, phytoplankton uptake, and export of organic matter and POPs out of the mixed surface ocean layer. Deposition is enhanced in the mid-high latitudes and is driven by sinking marine particulate matter, rather than by a cold condensation effect. However, the relative contribution of the biological pump is a function of the physical-chemical properties of POPs. It is concluded that oceanic biogeochemical processes play a critical role in controlling the global dynamics and the ultimate sink of POPs.

U2 - 10.1021/es025724k

DO - 10.1021/es025724k

M3 - Journal article

VL - 36

SP - 4229

EP - 4237

JO - Environmental Science and Technology

JF - Environmental Science and Technology

SN - 0013-936X

IS - 20

ER -