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Full-Text Articles in Physical Sciences and Mathematics

Data Assimilation Of Avhrr And Modis Data For Land Base Initialization And Boundary Conditions In The Utc-M Atmospheric Boundary Layer Sea-Breeze Model Of Space Coast Florida, Charles R. Bostater Jr., Jerome A. King, Lisa H. Huddleston, Luce Bassetti Feb 2004

Data Assimilation Of Avhrr And Modis Data For Land Base Initialization And Boundary Conditions In The Utc-M Atmospheric Boundary Layer Sea-Breeze Model Of Space Coast Florida, Charles R. Bostater Jr., Jerome A. King, Lisa H. Huddleston, Luce Bassetti

Ocean Engineering and Marine Sciences Faculty Publications

The purpose of this paper is to present results of simulations of the Florida Tech UTC-M sea-breeze model22 with the addition of a simplified atmospheric downwelling radiation subroutine1,4 combined and a thermal inertia subroutine17,19,20 into the atmospheric planetary boundary layer model, in order to calculate time dependant heat flux boundary conditions at the air-land boundary that are derived from satellite data from AVHRR and MODIS sensors. The improved UTC-M planetary boundary layer model with this thermal sub-model subroutine is used to demonstrate the use of thermal inertia to help estimate heat fluxes at the land-air interface which in turn influences …


Suspended Sediment, C, N, P, And Si Yields From The Mississippi River Basin, R. Eugene Turner, Nancy N. Rabalais Jan 2004

Suspended Sediment, C, N, P, And Si Yields From The Mississippi River Basin, R. Eugene Turner, Nancy N. Rabalais

Faculty Publications

The annual loads of C,N,P, silicate, total suspended sediment (mass) and their yields (mass area−1) were estimated for six watersheds of the Mississippi River Basin (MRB) using water quality and water discharge records for 1973 to 1994. The highest load of suspended sediments is from the Missouri watershed (58 mt km2 yr−1), which is also the largest among the six major sub-basins. The Ohio watershed delivers the largest load of water (38%). The Upper Mississippi has the largest total nitrogen load (32%) and yield (1120 kg TN km2 yr−1). The loading of organic carbon, total phosphorus and silicate from the …