2011
Air-sea exchange of semivolatile organic compounds – wind and/or sea surface temperature control of volatilisation studied using a coupled general circulation model
STEMMLER, I. a Gerhard LAMMELZákladní údaje
Originální název
Air-sea exchange of semivolatile organic compounds – wind and/or sea surface temperature control of volatilisation studied using a coupled general circulation model
Autoři
STEMMLER, I. (276 Německo) a Gerhard LAMMEL (276 Německo, garant, domácí)
Vydání
Journal of Marine Systems, AMSTERDAM, NETHERLANDS, Elsevier, 2011, 0924-7963
Další údaje
Jazyk
angličtina
Typ výsledku
Článek v odborném periodiku
Obor
10511 Environmental sciences
Stát vydavatele
Nizozemské království
Utajení
není předmětem státního či obchodního tajemství
Impakt faktor
Impact factor: 2.126
Kód RIV
RIV/00216224:14310/11:00053872
Organizační jednotka
Přírodovědecká fakulta
UT WoS
000287426300002
Klíčová slova anglicky
Air-sea exchange; Volatilisation; Semivolatile organic compounds; Climate parameters
Změněno: 12. 4. 2012 10:57, Ing. Andrea Mikešková
Anotace
V originále
The global multicompartment chemistry-transport model MPI-MCTM is used to determine the sensitivity of volatilisation of dichlorodiphenyltrichlorethan (DDT) and dichlorodiphenyldichloroethylene (DDE) to SST and wind speed changes. Parameters controlling the volatilisation of DDT from the ocean surface, none of them independent, and their degree of control are identified and mapped by a correlation analysis on the seasonal time scale and by an empirical orthogonal functions (EOF) analysis on the inter-annual timescale. Seasonal variations of volatilisation are shown to be controlled by either wind speed or SST in different sea regions. On this time scale wind is more dominant than SST in the global ocean. The main pattern of inter-annual variability (up to decades), however, is shown to be explained by SST. The results suggest that large-scale spatial averaging, including zonally averaging leads to underestimates of the volatilisation rate and the long-range transport potential of SOCs.
Návaznosti
ED0001/01/01, projekt VaV |
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MSM0021622412, záměr |
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