@InProceedings{HoelzemannLonFonElbFre:2010:ImReTr,
               author = "Hoelzemann, Judith Johanna and Longo, Karla Maria and Fonseca, 
                         Rafael Mello de and Elbern, H and Freitas, Saulo Ribeiro de",
          affiliation = "{Instituto Nacional de Pesquisas Espaciais (INPE)} and {Instituto 
                         Nacional de Pesquisas Espaciais (INPE)} and {Instituto Nacional de 
                         Pesquisas Espaciais (INPE)} and RIU, University of Cologne, 
                         Cologne, Germany and {Instituto Nacional de Pesquisas Espaciais 
                         (INPE)}",
                title = "Improving the representation of tropospheric aerosols over South 
                         America in an Atmospheric chemistry model by three dimensional 
                         variational data assimilation",
                 year = "2010",
         organization = "The Meeting of the Americas.",
            publisher = "AGU",
             keywords = "constituent sources and sinks, aerosols and particles, data 
                         assimilation, integration and fusion, regional modeling.",
             abstract = "The aerosol and trace gas three dimensional variational data 
                         assimilation system (3D-VAR) of CCATT-BRAMS, the Coupled 
                         Chemistry-Aerosol-Tracer Transport model coupled to the Brazilian 
                         developments on the Regional Atmospheric Modeling System (BRAMS) 
                         will be presented. In the framework of a case study over South 
                         America during the fire season in October 2007, Aerosol Optical 
                         Depth (AOD) columns from the Moderate Resolution Imaging 
                         Spectroradiometer (MODIS), and from ground based AERosol Robotic 
                         NETwork (AERONET) sites were assimilated. Simulation improvements 
                         by adding observational information are discussed. In particular, 
                         we will address the improvement achieved by introducing 
                         inhomogeneous and anisotropic areas of influence to enhance the 
                         impact and representativeness of valuable though sparsely 
                         distributed AERONET observations.",
  conference-location = "Foz do Igua{\c{c}}u",
      conference-year = "8-12 Aug. 2010",
             language = "en",
           targetfile = "judith_improving.pdf",
        urlaccessdate = "29 jun. 2024"
}