Dispersion model Air pollution 4 Air pollution modelling 4 Atmospheric boundary layer 4 Atmospheric movements 4 Crosswind integrated concentrations 4 Dispersion modeling 4 Model evaluation 4 Prairie Grass 4 Prairie grass 4 air pollution 4 methodology 4 Advection 2 Advection-diffusion equation 2 Article 2 Atmospheric conditions 2 Atmospheric dispersion 2 Boundary layers 2 Brazil 2 Interesting information 2 Ozone 2 Parameter estimation 2 Photochemical model 2 Pollution 2 Sao Paulo 2 Turbulent mechanism 2 Turbulent parameterization 2 Unstable conditions 2 Urban air pollution model 2 Wind 2