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Identification and quantification of methyl halide sources in a lowland tropical rainforest

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Identification and quantification of methyl halide sources in a lowland tropical rainforest. / Blei, Emanuel; Hardacre, Catherine; Mills, Graham P. et al.
In: Atmospheric Environment, Vol. 44, No. 8, 2010, p. 1005-1010.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Blei, E, Hardacre, C, Mills, GP, Heal, KV & Heal, MR 2010, 'Identification and quantification of methyl halide sources in a lowland tropical rainforest', Atmospheric Environment, vol. 44, no. 8, pp. 1005-1010. https://doi.org/10.1016/j.atmosenv.2009.12.023

APA

Blei, E., Hardacre, C., Mills, G. P., Heal, K. V., & Heal, M. R. (2010). Identification and quantification of methyl halide sources in a lowland tropical rainforest. Atmospheric Environment, 44(8), 1005-1010. https://doi.org/10.1016/j.atmosenv.2009.12.023

Vancouver

Blei E, Hardacre C, Mills GP, Heal KV, Heal MR. Identification and quantification of methyl halide sources in a lowland tropical rainforest. Atmospheric Environment. 2010;44(8):1005-1010. doi: 10.1016/j.atmosenv.2009.12.023

Author

Blei, Emanuel ; Hardacre, Catherine ; Mills, Graham P. et al. / Identification and quantification of methyl halide sources in a lowland tropical rainforest. In: Atmospheric Environment. 2010 ; Vol. 44, No. 8. pp. 1005-1010.

Bibtex

@article{6c829162bda04e2a8ac3a70522cc7b67,
title = "Identification and quantification of methyl halide sources in a lowland tropical rainforest",
abstract = "In conjunction with the OP3 campaign in Danum Valley, Malaysian Borneo, flux measurements of methyl chloride (CH3Cl) and methyl bromide (CH3Br) were performed from both tropical plant branches and leaf litter in June and July 2008. Live plants were mainly from the Dipterocarpaceae family whilst leaf litter samples were representative mixtures of different plant species. Environmental parameters, including photosynthetically-active radiation, total solar radiation and air temperature, were also recorded. The dominant factor determining magnitude of methyl halide fluxes from living plants was plant species, with specimens of the genus Shorea showing persistent high emissions of both gases, e.g. Shorea pilosa: 65 +/- 17 ng CH3Cl h-1 g-1 (dry weight foliage) and 2.7 +/- 0.6 ng CH3Br h-1 g-1 (dry weight foliage). Mean CH3Cl and CH3Br emissions across 18 species of plant were 19 (range, <LOD -76) and 0.4 (<LOD -2.9) ng h-1 g-1 respectively; fluxes from leaf litter were 1-2 orders of magnitude smaller per dry mass. CH3Cl and CH3Br fluxes were weakly correlated. Overall, the findings suggest that tropical rainforests make an important contribution to global terrestrial emissions of CH3Cl, but less so for CH3Br.",
keywords = "CH3Br, CH3Cl, Dipterocarp, Emission, Rainforest, South-east Asia, Stratospheric Ozone",
author = "Emanuel Blei and Catherine Hardacre and Mills, {Graham P.} and Heal, {Kate V.} and Heal, {Mathew R.}",
year = "2010",
doi = "10.1016/j.atmosenv.2009.12.023",
language = "English",
volume = "44",
pages = "1005--1010",
journal = "Atmospheric Environment",
issn = "1352-2310",
publisher = "PERGAMON-ELSEVIER SCIENCE LTD",
number = "8",

}

RIS

TY - JOUR

T1 - Identification and quantification of methyl halide sources in a lowland tropical rainforest

AU - Blei, Emanuel

AU - Hardacre, Catherine

AU - Mills, Graham P.

AU - Heal, Kate V.

AU - Heal, Mathew R.

PY - 2010

Y1 - 2010

N2 - In conjunction with the OP3 campaign in Danum Valley, Malaysian Borneo, flux measurements of methyl chloride (CH3Cl) and methyl bromide (CH3Br) were performed from both tropical plant branches and leaf litter in June and July 2008. Live plants were mainly from the Dipterocarpaceae family whilst leaf litter samples were representative mixtures of different plant species. Environmental parameters, including photosynthetically-active radiation, total solar radiation and air temperature, were also recorded. The dominant factor determining magnitude of methyl halide fluxes from living plants was plant species, with specimens of the genus Shorea showing persistent high emissions of both gases, e.g. Shorea pilosa: 65 +/- 17 ng CH3Cl h-1 g-1 (dry weight foliage) and 2.7 +/- 0.6 ng CH3Br h-1 g-1 (dry weight foliage). Mean CH3Cl and CH3Br emissions across 18 species of plant were 19 (range, <LOD -76) and 0.4 (<LOD -2.9) ng h-1 g-1 respectively; fluxes from leaf litter were 1-2 orders of magnitude smaller per dry mass. CH3Cl and CH3Br fluxes were weakly correlated. Overall, the findings suggest that tropical rainforests make an important contribution to global terrestrial emissions of CH3Cl, but less so for CH3Br.

AB - In conjunction with the OP3 campaign in Danum Valley, Malaysian Borneo, flux measurements of methyl chloride (CH3Cl) and methyl bromide (CH3Br) were performed from both tropical plant branches and leaf litter in June and July 2008. Live plants were mainly from the Dipterocarpaceae family whilst leaf litter samples were representative mixtures of different plant species. Environmental parameters, including photosynthetically-active radiation, total solar radiation and air temperature, were also recorded. The dominant factor determining magnitude of methyl halide fluxes from living plants was plant species, with specimens of the genus Shorea showing persistent high emissions of both gases, e.g. Shorea pilosa: 65 +/- 17 ng CH3Cl h-1 g-1 (dry weight foliage) and 2.7 +/- 0.6 ng CH3Br h-1 g-1 (dry weight foliage). Mean CH3Cl and CH3Br emissions across 18 species of plant were 19 (range, <LOD -76) and 0.4 (<LOD -2.9) ng h-1 g-1 respectively; fluxes from leaf litter were 1-2 orders of magnitude smaller per dry mass. CH3Cl and CH3Br fluxes were weakly correlated. Overall, the findings suggest that tropical rainforests make an important contribution to global terrestrial emissions of CH3Cl, but less so for CH3Br.

KW - CH3Br

KW - CH3Cl

KW - Dipterocarp

KW - Emission

KW - Rainforest

KW - South-east Asia

KW - Stratospheric Ozone

U2 - 10.1016/j.atmosenv.2009.12.023

DO - 10.1016/j.atmosenv.2009.12.023

M3 - Journal article

VL - 44

SP - 1005

EP - 1010

JO - Atmospheric Environment

JF - Atmospheric Environment

SN - 1352-2310

IS - 8

ER -