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@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 = "29 mar. 2024"
}


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