Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment
Intercontinental Transport of Ozone and Precursors (ITOP), part of International Consortium for Atmospheric Research on Transport and Transformation (ICARTT), was a large experimental campaign designed to improve our understanding of the chemical transformations within plumes during long-range trans...
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ftdlr:oai:elib.dlr.de:49088 2023-05-15T17:34:47+02:00 Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment Bousserez, N. Attié, J. L. Peuch, V. H. Michou, M. Pfister, G. Edwards, D. Emmons, L. Mari, C. Barret, B. Arnold, S. R. Heckel, A. Richter, A. Schlager, H. Lewis, A. Avery, M. Browell, E. V. Hair, J. W. 2007 application/pdf https://elib.dlr.de/49088/ https://elib.dlr.de/49088/1/2006JD007595.pdf http://www.agu.org/journals/ABS/2007/2006JD007595.shtml en eng Wiley https://elib.dlr.de/49088/1/2006JD007595.pdf Bousserez, N. und Attié, J. L. und Peuch, V. H. und Michou, M. und Pfister, G. und Edwards, D. und Emmons, L. und Mari, C. und Barret, B. und Arnold, S. R. und Heckel, A. und Richter, A. und Schlager, H. und Lewis, A. und Avery, M. und Browell, E. V. und Hair, J. W. (2007) Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment. Journal of Geophysical Research, 112 (D10S42), Seiten 1-18. Wiley. DOI:10.1029/2006JD007595 <https://doi.org/10.1029/2006JD007595> Atmosphärische Spurenstoffe Zeitschriftenbeitrag PeerReviewed 2007 ftdlr https://doi.org/10.1029/2006JD007595 2019-08-04T22:54:09Z Intercontinental Transport of Ozone and Precursors (ITOP), part of International Consortium for Atmospheric Research on Transport and Transformation (ICARTT), was a large experimental campaign designed to improve our understanding of the chemical transformations within plumes during long-range transport (LRT) of pollution from North America to Europe. This campaign took place in July and August 2004, when a strong fire season occurred in North America. Burning by-products were transported over large distances, sometimes reaching Europe. A chemical transport model, Modélisation de la Chimie Atmosphérique Grande Echelle (MOCAGE), with a high grid resolution (0.5 x 0.5) over the North Atlantic area and a daily inventory of biomass burning emissions over the United States, has been used to simulate the period. By comparing our results with available aircraft in situ measurements and satellite data (MOPITT CO and SCIAMACHY NO2), we show that MOCAGE is capable of representing the main characteristics of the tropospheric ozone-NOx-hydrocarbon chemistry during the ITOP experiment. In particular, high resolution allows the accurate representation of the pathway of exported pollution over the Atlantic, where plumes were transported preferentially at 6 km altitude. The model overestimates OH mixing ratios up to a factor of 2 in the lower troposphere, which results in a global overestimation of hydrocarbons oxidation by-products (PAN and ketones) and an excess of O3 (30–50 ppbv) in the planetary boundary layer (PBL) over the continental United States. Sensitivity study revealed that lightning NO emissions contributed significantly to the NOx budget in the upper troposphere of northeast America during the summer 2004. Other Non-Article Part of Journal/Newspaper North Atlantic German Aerospace Center: elib - DLR electronic library Journal of Geophysical Research: Atmospheres 112 D10 |
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Open Polar |
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German Aerospace Center: elib - DLR electronic library |
op_collection_id |
ftdlr |
language |
English |
topic |
Atmosphärische Spurenstoffe |
spellingShingle |
Atmosphärische Spurenstoffe Bousserez, N. Attié, J. L. Peuch, V. H. Michou, M. Pfister, G. Edwards, D. Emmons, L. Mari, C. Barret, B. Arnold, S. R. Heckel, A. Richter, A. Schlager, H. Lewis, A. Avery, M. Browell, E. V. Hair, J. W. Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment |
topic_facet |
Atmosphärische Spurenstoffe |
description |
Intercontinental Transport of Ozone and Precursors (ITOP), part of International Consortium for Atmospheric Research on Transport and Transformation (ICARTT), was a large experimental campaign designed to improve our understanding of the chemical transformations within plumes during long-range transport (LRT) of pollution from North America to Europe. This campaign took place in July and August 2004, when a strong fire season occurred in North America. Burning by-products were transported over large distances, sometimes reaching Europe. A chemical transport model, Modélisation de la Chimie Atmosphérique Grande Echelle (MOCAGE), with a high grid resolution (0.5 x 0.5) over the North Atlantic area and a daily inventory of biomass burning emissions over the United States, has been used to simulate the period. By comparing our results with available aircraft in situ measurements and satellite data (MOPITT CO and SCIAMACHY NO2), we show that MOCAGE is capable of representing the main characteristics of the tropospheric ozone-NOx-hydrocarbon chemistry during the ITOP experiment. In particular, high resolution allows the accurate representation of the pathway of exported pollution over the Atlantic, where plumes were transported preferentially at 6 km altitude. The model overestimates OH mixing ratios up to a factor of 2 in the lower troposphere, which results in a global overestimation of hydrocarbons oxidation by-products (PAN and ketones) and an excess of O3 (30–50 ppbv) in the planetary boundary layer (PBL) over the continental United States. Sensitivity study revealed that lightning NO emissions contributed significantly to the NOx budget in the upper troposphere of northeast America during the summer 2004. |
format |
Other Non-Article Part of Journal/Newspaper |
author |
Bousserez, N. Attié, J. L. Peuch, V. H. Michou, M. Pfister, G. Edwards, D. Emmons, L. Mari, C. Barret, B. Arnold, S. R. Heckel, A. Richter, A. Schlager, H. Lewis, A. Avery, M. Browell, E. V. Hair, J. W. |
author_facet |
Bousserez, N. Attié, J. L. Peuch, V. H. Michou, M. Pfister, G. Edwards, D. Emmons, L. Mari, C. Barret, B. Arnold, S. R. Heckel, A. Richter, A. Schlager, H. Lewis, A. Avery, M. Browell, E. V. Hair, J. W. |
author_sort |
Bousserez, N. |
title |
Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment |
title_short |
Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment |
title_full |
Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment |
title_fullStr |
Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment |
title_full_unstemmed |
Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment |
title_sort |
evaluation of the mocage chemistry transport model during the icartt/itop experiment |
publisher |
Wiley |
publishDate |
2007 |
url |
https://elib.dlr.de/49088/ https://elib.dlr.de/49088/1/2006JD007595.pdf http://www.agu.org/journals/ABS/2007/2006JD007595.shtml |
genre |
North Atlantic |
genre_facet |
North Atlantic |
op_relation |
https://elib.dlr.de/49088/1/2006JD007595.pdf Bousserez, N. und Attié, J. L. und Peuch, V. H. und Michou, M. und Pfister, G. und Edwards, D. und Emmons, L. und Mari, C. und Barret, B. und Arnold, S. R. und Heckel, A. und Richter, A. und Schlager, H. und Lewis, A. und Avery, M. und Browell, E. V. und Hair, J. W. (2007) Evaluation of the MOCAGE chemistry transport model during the ICARTT/ITOP experiment. Journal of Geophysical Research, 112 (D10S42), Seiten 1-18. Wiley. DOI:10.1029/2006JD007595 <https://doi.org/10.1029/2006JD007595> |
op_doi |
https://doi.org/10.1029/2006JD007595 |
container_title |
Journal of Geophysical Research: Atmospheres |
container_volume |
112 |
container_issue |
D10 |
_version_ |
1766133722854195200 |