Portal 22:20 hr  PDT  [UT - 7]    Tuesday November 3, 0000   About Numbered New Subdomains Search/Index Contact Us Contact Us 100.  General 200.  Research 300.  Publishing 400.  Learning 500.  Biodata 600.  Restricted 700.  Reports 800.  Lectures 900.  Personal To refresh picture Bank erosion on the banks of the Rio Apa, Mato Grosso do Sul, Brazil (1992)  410.  Hydraulics 420.  Hydrology 430.  Environmental Hydrology 440.  Computer Science 450.  Computational Hydrology 460.  Surface-water Hydrology 470.  Presentations 480.  Third party 490.  Other learning Lagoa Chacorore, in the Upper Paraguay River Basin, Mato Grosso, Brazil Portal   Civil and Environmental   Engineering   SDSU