'Surf zone' diaporamas de présentation

Surf zone - PowerPoint PPT Presentation

Overview

Overview

P. Overview. Coastal region constantly changes Primarily due to waves Erosion Deposition Many people live in coastal regions 80% of people in U.S. live within easy access of coast. P. Coastal Processes. Wave Refraction and the Longshore Current Convergence and Divergence of Wave Energy

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571 views • 38 slides
Shallow Surveying in Hazardous Waters with CBASS

Shallow Surveying in Hazardous Waters with CBASS

Shallow Surveying in Hazardous Waters with CBASS. Thomas C. Lippmann Center for Coastal and Ocean Mapping, UNH Gabriel M. Smith Ohio State University (now with Great Lakes Dredge and Dock). Motivation Coastal Bathymetry Survey System (CBASS) NCEX Surf Zone Bathymetry Common Data Set.

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513 views • 32 slides
Wave-current Interaction (WEC) in the COAWST Modeling System

Wave-current Interaction (WEC) in the COAWST Modeling System

Wave-current Interaction (WEC) in the COAWST Modeling System. Nirnimesh Kumar with John Warner, George Voulgaris, Maitane Olabarrieta. *see Kumar et al., 2012 (third paper in your booklet) :

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617 views • 31 slides
The Intelligent magnifying Glass To be used by Millions

The Intelligent magnifying Glass To be used by Millions

The Intelligent magnifying Glass To be used by Millions. September 2010. We Understand the Problem Domain. Majority of the age realted Populattion requires readind aids. Current low tech magnifiers date back to 1500s The useful one are difficult to store

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349 views • 24 slides
Modelling Hydrodynamics in the Nearshore

Modelling Hydrodynamics in the Nearshore

Modelling Hydrodynamics in the Nearshore. Jim Gunson, Graham Symonds, Liejun Zhong & Nick Mortimer CMAR. 21 May 2009. Setting.

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425 views • 24 slides
D. Michael Parrish, PhD, PE, CFM ASFPM May 2011

D. Michael Parrish, PhD, PE, CFM ASFPM May 2011

Case Study on Impacts of Evolving Nearshore Bathymetry and Topography on Base Flood Elevations and Implications for Stakeholders. D. Michael Parrish, PhD, PE, CFM ASFPM May 2011. How does topography affect base flood elevations?. Discussion / Practical Implications.

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248 views • 24 slides
Marine Environments

Marine Environments

Marine Environments. Why is the water below foaming?. Sandy Coasts. Very unstable, sands constantly shift and move. This is a harsh, unstable environment. The surf zone is constantly moving up and down with the tide, and attracts a large number of fish and diving birds.

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404 views • 22 slides
Weathering, Erosion, and Sedimentation

Weathering, Erosion, and Sedimentation

Weathering, Erosion, and Sedimentation. What is sand?. Sand is a small sediment created over time by the weathering and erosion of rocks. It can be made of igneous, metamorphic, sedimentary, or mixed sediment. Weathering.

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467 views • 20 slides
Application of the CMAQ-UCD Aerosol Model to a Coastal Urban Site Chris Nolte

Application of the CMAQ-UCD Aerosol Model to a Coastal Urban Site Chris Nolte

Application of the CMAQ-UCD Aerosol Model to a Coastal Urban Site Chris Nolte NOAA Atmospheric Sciences Modeling Division Research Triangle Park, NC 6 th CMAS Conference Chapel Hill, North Carolina October 3, 2007. Coauthors. Prakash Bhave NOAA/EPA Robin Dennis NOAA/EPA

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197 views • 19 slides
Field Trip Preparation

Field Trip Preparation

Field Trip Preparation. When: Tues. Mar. 30th, 2008, 8am - 6pm Where: Leave from Williamson Loading Dock

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227 views • 18 slides
A model of sea salt aerosol for Cape Grim Preliminary investigations

A model of sea salt aerosol for Cape Grim Preliminary investigations

A model of sea salt aerosol for Cape Grim Preliminary investigations. www.cawcr.gov.au. Martin Cope, Sunhee Lee, Melita Keywood and John Gras. PROJECT DESCRIPTION.

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171 views • 15 slides
What makes rip currents? Waves break over a shallow sandbar and push water towards the beach.

What makes rip currents? Waves break over a shallow sandbar and push water towards the beach.

What makes rip currents? Waves break over a shallow sandbar and push water towards the beach. That water has to get back out to sea. How do you spot a rip current? Deeper, darker water Fewer breaking waves Sandy discoloured beyond the surf zone. How does water flow in a rip?

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371 views • 5 slides

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