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1. Identificação
Tipo de ReferênciaArtigo em Revista Científica (Journal Article)
Sitemtc-m21b.sid.inpe.br
Código do Detentorisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identificador8JMKD3MGP3W34P/3LRNJJ8
Repositóriosid.inpe.br/mtc-m21b/2016/06.10.13.22
Última Atualização2016:06.10.13.24.14 (UTC) simone
Repositório de Metadadossid.inpe.br/mtc-m21b/2016/06.10.13.22.47
Última Atualização dos Metadados2021:01.03.02.11.45 (UTC) administrator
DOI10.5194/acp-16-7029-2016
ISSN1680-7316
1680-7324
Chave de CitaçãoCecchiniMCMWFTSAMA:2016:ImMaPo
TítuloImpacts of the Manaus pollution plume on the microphysical properties of Amazonian warm-phase clouds in the wet season
Ano2016
Data de Acesso29 abr. 2024
Tipo de Trabalhojournal article
Tipo SecundárioPRE PI
Número de Arquivos1
Tamanho5077 KiB
2. Contextualização
Autor 1 Cecchini, Micael Amore
 2 Machado, Luiz Augusto Toledo
 3 Comstock, Jennifer M.
 4 Mei, Fan
 5 Wang, Jian
 6 Fan, Jiwen
 7 Tomlinson, Jason M.
 8 Schmid, Beat
 9 Albrecht, Rachel
10 Martin, Scot T.
11 Artaxo, Paulo
Identificador de Curriculo 1
 2 8JMKD3MGP5W/3C9JHMS
Grupo 1 MET-MET-SPG-INPE-MCTI-GOV-BR
 2 DSA-CPT-INPE-MCTI-GOV-BR
Afiliação 1 Instituto Nacional de Pesquisas Espaciais (INPE)
 2 Instituto Nacional de Pesquisas Espaciais (INPE)
 3 Pacific Northwest National Laboratory
 4 Pacific Northwest National Laboratory
 5 Brookhaven National Laboratory
 6 Pacific Northwest National Laboratory
 7 Pacific Northwest National Laboratory
 8 Pacific Northwest National Laboratory
 9 Universidade de São Paulo (USP)
10 Harvard University
11 Universidade de São Paulo (USP)
Endereço de e-Mail do Autor 1 micael.cecchini@cptec.inpe.br
 2 luiz.machado@inpe.br
RevistaAtmospheric Chemistry and Physics
Volume16
Páginas7029-7041
Nota SecundáriaA1_MEDICINA_II A1_INTERDISCIPLINAR A1_GEOCIÊNCIAS A1_ENGENHARIAS_III A1_ENGENHARIAS_I A1_CIÊNCIAS_AMBIENTAIS A1_CIÊNCIAS_AGRÁRIAS_I A2_MATEMÁTICA_/_PROBABILIDADE_E_ESTATÍSTICA A2_ENGENHARIAS_II A2_ASTRONOMIA_/_FÍSICA
Histórico (UTC)2016-06-10 13:22:47 :: simone -> administrator ::
2016-06-10 13:22:48 :: administrator -> simone :: 2016
2016-06-10 13:24:14 :: simone -> administrator :: 2016
2021-01-03 02:11:45 :: administrator -> simone :: 2016
3. Conteúdo e estrutura
É a matriz ou uma cópia?é a matriz
Estágio do Conteúdoconcluido
Transferível1
Tipo do ConteúdoExternal Contribution
Tipo de Versãopublisher
ResumoThe remote atmosphere over the Amazon can be similar to oceanic regions in terms of aerosol conditions and cloud type formations. This is especially true during the wet season. The main aerosol-related disturbances over the Amazon have both natural sources, such as dust transport from Africa, and anthropogenic sources, such as biomass burning or urban pollution. The present work considers the impacts of the latter on the microphysical properties of warm-phase clouds by analysing observations of the interactions between the Manaus pollution plume and its surroundings, as part of the GoAmazon2014/5 Experiment. The analysed period corresponds to the wet season (specifically from February to March 2014 and corresponding to the first Intensive Operating Period (IOP1) of GoAmazon2014/5). The droplet size distributions reported are in the range 1 µm ≤ D ≤ 50 µm in order to capture the processes leading up to the precipitation formation. The wet season largely presents a clean background atmosphere characterized by frequent rain showers. As such, the contrast between background clouds and those affected by the Manaus pollution can be observed and detailed. The focus is on the characteristics of the initial microphysical properties in cumulus clouds predominantly at their early stages. The pollution-affected clouds are found to have smaller effective diameters and higher droplet number concentrations. The differences range from 10 to 40 % for the effective diameter and are as high as 1000 % for droplet concentration for the same vertical levels. The growth rates of droplets with altitude are slower for pollution-affected clouds (2.90 compared to 5.59 µm km−1 ), as explained by the absence of bigger droplets at the onset of cloud development. Clouds under background conditions have higher concentrations of larger droplets (> 20 µm) near the cloud base, which would contribute significantly to the growth rates through the collisioncoalescence process. The overall shape of the droplet size distribution (DSD) does not appear to be predominantly determined by updraught strength, especially beyond the 20 µm range. The aerosol conditions play a major role in that case. However, the updraughts modulate the DSD concentrations and are responsible for the vertical transport of water in the cloud. The larger droplets found in background clouds are associated with weak water vapour competition and a bimodal distribution of droplet sizes in the lower levels of the cloud, which enables an earlier initiation of the collisioncoalescence process. This study shows that the pollution produced by Manaus significantly affects warmphase microphysical properties of the surrounding clouds by changing the initial DSD formation. The corresponding effects on ice-phase processes and precipitation formation will be the focus of future endeavours.
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4. Condições de acesso e uso
URL dos dadoshttp://urlib.net/ibi/8JMKD3MGP3W34P/3LRNJJ8
URL dos dados zipadoshttp://urlib.net/zip/8JMKD3MGP3W34P/3LRNJJ8
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Arquivo Alvocecchini_impacts.pdf
Grupo de Usuáriossimone
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5. Fontes relacionadas
Repositório Espelhourlib.net/www/2011/03.29.20.55
Unidades Imediatamente Superiores8JMKD3MGPCW/3F35TRS
8JMKD3MGPCW/43SRC6S
Lista de Itens Citandosid.inpe.br/mtc-m21/2012/07.13.14.54.06 3
sid.inpe.br/bibdigital/2021/01.03.02.10 2
sid.inpe.br/bibdigital/2013/10.15.01.34 1
DivulgaçãoWEBSCI; PORTALCAPES; AGU; SCOPUS.
Acervo Hospedeirosid.inpe.br/mtc-m21b/2013/09.26.14.25.20
6. Notas
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7. Controle da descrição
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