@Article{SantosQuSiCaLoMo:2020:VaEsBa,
author = "Santos, Misael Ferreira dos and Querino, Carlos Alexandre Santos
and Silva J{\'u}nior, Jeov{\'a} Ramos da and Carneiro, Rayonil
Gomes and Lopes J{\'u}nior, Jos{\'e} Marcelo and Moura, Marcos
Antonio Lima",
affiliation = "{Universidade Federal de Alagoas (UFAL)} and {Universidade Federal
do Amazonas (UFAM)} and {Universidade de S{\~a}o Paulo (USP)} and
{Instituto Nacional de Pesquisas Espaciais (INPE)} and {Instituto
Nacional de Pesquisas Espaciais (INPE)} and {Universidade Federal
de Alagoas (UFAL)}",
title = "Variabilidade estacional do balan{\c{c}}o de ondas longas em um
ecossistema de mata atl{\^a}ntica no Estado de Alagoas - Brasil",
journal = "Caminhos de Geografia",
year = "2020",
volume = "21",
number = "75",
pages = "201--213",
month = "jun.",
keywords = "Intera{\c{c}}{\~a}o Biosfera-Atmosfera. Balan{\c{c}}o de
Radia{\c{c}}{\~a}o. Floresta, Biosphere-Atmosphere Interaction.
Radiation Balance. Forest.",
abstract = "O conhecimento do balan{\c{c}}o de radia{\c{c}}{\~a}o ondas
longas (BOL) {\'e} importante para determina{\c{c}}{\~a}o das
trocas energ{\'e}ticas que ocorrem no sistema
superf{\'{\i}}cie-atmosfera. Assim, neste trabalho avaliou-se a
variabilidade estacional do BOL numa {\'a}rea de Mata
Atl{\^a}ntica, atrav{\'e}s da an{\'a}lise da influ{\^e}ncia de
diferentes vari{\'a}veis meteorol{\'o}gicas, discutindo suas
poss{\'{\i}}veis causas. A pesquisa foi realizada numa Reserva
Particular do Patrim{\^o}nio Natural (RPPN) no munic{\'{\i}}pio
de Coruripe-AL. As medi{\c{c}}{\~o}es foram feitas por um saldo
radi{\^o}metro (CNR1, Kipp e Zonen) instalado acima do dossel
florestal numa torre micrometeorol{\'o}gica de 26 metros de
altura durante os per{\'{\i}}odos de 03.11.2016 a 31.12.2016
(esta{\c{c}}{\~a}o seca) e 01.05.2017 a 30.06.2017
(esta{\c{c}}{\~a}o chuvosa). O BOL variou em 101,63% da
esta{\c{c}}{\~a}o chuvosa para a seca (-11,6 W m-2 a -23,39
W.m-2) em dias nublados e 30,33% (-49,19 W.m-2 a -64,11 W.m-2) em
dias claros. A radia{\c{c}}{\~a}o de onda longa atmosf{\'e}rica
(Ra) m{\'e}dia no per{\'{\i}}odo chuvoso foi 430,96 W.m-2 e
418,90 W.m-2 no seco, enquanto a radia{\c{c}}{\~a}o terrestre
(Rs) foi 456,46 W.m-2 (chuvoso) e 470,60 W.m-2 (seco). Rs foi
sempre maior que Ra e, por consequ{\^e}ncia, o BOL foi sempre
negativo em ambas esta{\c{c}}{\~o}es, com uma diferen{\c{c}}a
m{\'e}dia de 103,19% de uma esta{\c{c}}{\~a}o para outra.
ABSTRACT: Knowledge of the net longwave radiation (BOL) is
important for determining the energy exchange that occur in
surface-atmosphere system. Thus, this work evaluated the seasonal
variability of BOL in an area of Atlantic Forest, through the
analysis of the influence of different meteorological variables,
discussing their possible causes. The research was performed in
the Private Reserve of the Natural Patrimony (RPPN), county of
Coruripe-AL. The measurements were made by a net radiometer (CNR1,
Kipp and Zone) installed above the forest canopy in a 26 meter
high micrometeorological tower during the periods from 03.11.2016
to 31.12.2016 (dry season) and 01.05.2017 to 30.06.2017 (rainy
season). The BOL ranged from 101.63% from rainy to dry season
(-11.6 W.m-2 to -23.39 W.m-2) on cloudy days and 30.33% (-49.19
W.m-2 to -64.11 W.m-2) on clear days. The average of atmospheric
longwave radiation (Ra) in the rainy season was 430.96 W.m-2 and
418.90 W.m-2 in the dry season while terrestrial radiation (Rs)
was 456.46 W.m-2 (rainy) and 470.60 W.m-2 (dry). Rs was always
higher than Ra, and therefore the BOL was always negative in both
seasons, with an average difference of 103.19% from one season to
another.",
doi = "10.14393/RCG217551191",
url = "http://dx.doi.org/10.14393/RCG217551191",
issn = "1678-6343",
language = "pt",
targetfile = "santos_variabilidade.pdf",
urlaccessdate = "27 abr. 2024"
}