backscattering california chemicaloceanography climaticchanges coastalengineering congresses designandconstruction halfmoonbay hydraulicstructures hydrodynamics hydrographicsurveying interference mathematicalmodels measurement ocean-atmosphereinteraction oceanengineering oceantemperature offshorestructures pacificarea radar remotesensing riskmanagement shipbuilding shoreprotection simulationmethods stochasticprocesses surfing tsunamis