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Portal Friday, May 9, 2025    08:50 hr   PDT  [UTC - 7]   About New Subdomains Videos Search/Index Contact Contact Us 100.  General 200.  Research 300.  Publishing 400.  Learning 500.  Biodata 600.  Restricted 700.  Reports 800.  Lectures 900.  Personal To refresh picture A gathering of alligators along the Transpantaneira Road, Mato Grosso, Brazil (1988)  510.  One-page summary 520.  Biographical sketch 530.  Recent expertise 540.  Career achievements 550.  All publications 560.  Google Scholar h-index 570.  Research accomplishments 580.  Other accomplishments 590.  Summary Ocean view at Olinda, Pernambuco, Brazil Portal   Civil and Environmental   Engineering   SDSU