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Coastal erosion

Coastal erosion is the wearing away of land and the removal of beach or dune sediments by wave action, tidal currents, wave currents, drainage or high winds (see also beach evolution). [1]

75 relations: Abrasion (geology), Attrition (erosion), Bathymetry, Bay, Beach, Beach evolution, Beach nourishment, Bioerosion, Blowhole (geology), Bridge, Cabrillo National Monument, Cave, Cliff, Cliffed coast, Coastal and Estuarine Research Federation, Coastal development hazards, Coastal engineering, Coastal management, Coastal sediment supply, Column, Corrasion, Corrosion, Debris, Deposition (geology), Devil's Slide (California), Devon, Dredging, Dune, Dunwich, El Niño, England, Ensenada, Baja California, Erodability, Erosion, Fissure, Fort Ricasoli, Fracture, Groyne, Hallsands, Hardness, Holderness, Humber, Hunstanton, Hydraulics, Intertidal zone, Lidar, Limestone, Longshore drift, Malibu, California, Malta, ..., Marine terrace, Modern recession of beaches, Natural arch, Norfolk, Pacifica, California, PH, Remote sensing, Rock (geology), Sand, Sand dune stabilization, Sandbag, Santa Barbara, California, Scree, Seawall, Sediment, Silt, Slate, Submersion (coastal management), Tide, Torrey Pines State Natural Reserve, Tunnel, Wave, White Cliffs of Dover, Woods Hole Oceanographic Institution, Wool. Expand index (25 more) »

Abrasion (geology)

Abrasion is the mechanical scraping of a rock surface by friction between rocks and moving particles during their transport by wind, glacier, waves, gravity, running water or erosion.

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Attrition (erosion)

Attrition is a form of coastal or river erosion, when the bed load is eroded by itself and the bed.

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Bathymetry

Bathymetry is the study of underwater depth of lake or ocean floors.

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Bay

A bay is a body of water connected to an ocean or lake, formed by an indentation of the shoreline.

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Beach

A beach is a landform along the coast of an ocean or sea, or the edge of a lake or river.

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Beach evolution

The shoreline is where the land meets the sea and it is continually changing.

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Beach nourishment

Beach nourishment— also referred to as beach renourishment, beach replenishment or sand replenishment —describes a process by which sediment (usually sand) lost through longshore drift or erosion is replaced from sources outside of the eroding beach.

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Bioerosion

Bioerosion describes the erosion of hard ocean substrates – and less often terrestrial substrates – by living organisms.

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Blowhole (geology)

In geology, a blowhole is formed as sea caves grow landwards and upwards into vertical shafts and expose themselves towards the surface, which can result in blasts of water from the top of the blowhole if the geometry of the cave and blowhole and state of the weather are appropriate.

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Bridge

A bridge is a structure built to span physical obstacles such as a body of water, valley, or road, for the purpose of providing passage over the obstacle.

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Cabrillo National Monument

Cabrillo National Monument is located at the southern tip of the Point Loma Peninsula in San Diego, California.

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Cave

A cave or cavern is a hollow place in the ground, especially a natural underground space large enough for a human to enter.

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Cliff

In geography and geology, a cliff is a vertical, or near vertical, rock exposure.

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Cliffed coast

A cliffed coast, also called an abrasion coast, is a form of coast where the action of marine waves has formed steep cliffs that may or may not be precipitous.

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Coastal and Estuarine Research Federation

The Coastal and Estuarine Research Federation (CERF) is a private, nonprofit organization that was created in 1971.

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Coastal development hazards

A coastal development hazard is something that affects the natural environment by man-made products.

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Coastal engineering

Coastal engineering is the branch of civil engineering concerning the specific demands posed by constructing at or near the coast, as well as the development of the coast itself.

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Coastal management

Coastal management is defense against flooding and erosion, and techniques that allow erosion to claim land.

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Coastal sediment supply

Coastal sediment supply is the transport of sediment to the beach environment by both fluvial and aeolian transport.

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Column

A Column or pillar in architecture and structural engineering is a structural element that transmits, through compression, the weight of the structure above to other structural elements below.

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Corrasion

Corrasion is a geomorphological term for the process of mechanical erosion of the earth's surface caused when materials are transported across it by running water, waves, glaciers, wind or gravitational movement downslope.

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Corrosion

Corrosion is a natural process, which converts refined metal to their more stable oxide.

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Debris

Debris or débris (UK: or; US) is rubble, wreckage, ruins, litter and discarded garbage/refuse/trash, scattered remains of something destroyed, discarded, or as in geology, large rock fragments left by a melting glacier etc.

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Deposition (geology)

Deposition is the geological process in which sediments, soil and rocks are added to a landform or land mass.

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Devil's Slide (California)

Devil's Slide is a coastal promontory in California, United States.

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Devon

Devon (archaically known as Devonshire) is a county of England, reaching from the Bristol Channel in the north to the English Channel in the south.

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Dredging

Dredging is an excavation activity usually carried out at least partly underwater, in shallow seas or freshwater areas with the purpose of gathering up bottom sediments and disposing of them at a different location.

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Dune

In physical geography, a dune is a hill of sand built by either wind or water flow.

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Dunwich

Dunwich is a village and civil parish in the English county of Suffolk.

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El Niño

El Niño is the warm phase of the El Niño Southern Oscillation (commonly called ENSO) and is associated with a band of warm ocean water that develops in the central and east-central equatorial Pacific (between approximately the International Date Line and 120°W), including off the Pacific coast of South America.

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England

England is a country that is part of the United Kingdom.

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Ensenada, Baja California

Ensenada is a coastal city in Mexico, the third-largest in Baja California.

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Erodability

Erodability (or erodibility) is the inherent yielding or nonresistance of soils and rocks to erosion.

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Erosion

In geomorphology and geology, erosion is the action of exogenicprocesses (such as water flow or wind) which remove soil and rock from one location on the Earth's crust, then transport it to another location where it is deposited.

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Fissure

In anatomy, a fissure (Latin fissura, plural fissurae) is a groove, natural division, deep furrow, elongated cleft, or tear in various parts of the body also generally called a sulcus, or in the brain a sulcus.

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Fort Ricasoli

Fort Ricasoli (Forti Rikażli) is a large bastioned fort in Kalkara, Malta.

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Fracture

A fracture is the separation of an object or material into two or more pieces under the action of stress.

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Groyne

A groyne (groin in the United States) is a rigid hydraulic structure built from an ocean shore (in coastal engineering) or from a bank (in rivers) that interrupts water flow and limits the movement of sediment.

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Hallsands

Hallsands is a village and beach in south Devon, England, in a precarious position between cliffs and the sea, between Beesands to the north and Start Point to the south.

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Hardness

Hardness is a measure of how resistant solid matter is to various kinds of permanent shape change when a compressive force is applied.

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Holderness

Holderness is an area of the East Riding of Yorkshire, on the east coast of England.

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Humber

The Humber is a large tidal estuary on the east coast of Northern England.

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Hunstanton

Hunstanton is a seaside town (population 4,961) in Norfolk, England, facing the Wash.

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Hydraulics

Hydraulics is a topic in applied science and engineering dealing with the mechanical properties of liquids or fluids.

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Intertidal zone

The intertidal zone, also known as the foreshore and seashore and sometimes referred to as the littoral zone, is the area that is above water at low tide and under water at high tide (in other words, the area between tide marks).

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Lidar

Lidar (also written LIDAR, LiDAR or LADAR) is a remote sensing technology that measures distance by illuminating a target with a laser and analyzing the reflected light.

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Limestone

Limestone is a sedimentary rock composed largely of the minerals calcite and aragonite, which are different crystal forms of calcium carbonate (CaCO3).

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Longshore drift

Longshore drift consists of the transportation of sediments (clay, silt, sand and shingle) along a coast at an angle to the shoreline, which is dependent on prevailing wind direction, swash and backwash.

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Malibu, California

Malibu is an affluent beach city in Los Angeles County, California.

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Malta

Malta, officially the Republic of Malta (Repubblika ta' Malta), is a Southern European island country comprising an archipelago in the Mediterranean Sea.

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Marine terrace

A marine terrace, coastal terrace,Pinter, N (2010): 'Coastal Terraces, Sealevel, and Active Tectonics' (educational exercise), from http://www.geology.siu.edu/people/pinter/pdf/CoastalExercise.pdf raised beach or perched coastline is a relatively flat, horizontal or gently inclined surface of marine origin,Pirazzoli, PA (2005a): 'Marine Terraces', in Schwartz, ML (ed) Encyclopedia of Coastal Science. Springer, Dordrecht, pp.

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Modern recession of beaches

Important segments of low coastlines are receding, losing sand and reducing the beaches' dimensions.

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Natural arch

A natural arch, natural bridge or, less commonly, a rock arch is a natural rock formation where a rock arch forms, with an opening underneath.

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Norfolk

Norfolk is a county in East Anglia.

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Pacifica, California

Pacifica is a city in San Mateo County, California, on the coast of the Pacific Ocean between San Francisco and Half Moon Bay.

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PH

In chemistry, pH is a numeric scale used to specify the acidity or alkalinity of an aqueous solution.

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Remote sensing

Remote sensing is the acquisition of information about an object or phenomenon without making physical contact with the object and thus in contrast to on site observation.

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Rock (geology)

In geology, rock is a naturally occurring solid aggregate of one or more minerals or mineraloids.

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Sand

Sand is a naturally occurring granular material composed of finely divided rock and mineral particles.

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Sand dune stabilization

Sand dunes are common features of shoreline and desert environments.

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Sandbag

A sandbag is a bag or sack made of hessian (burlap), polypropylene or other sturdy materials that is filled with sand or soil and used for such purposes as flood control, military fortification, shielding glass windows in war zones, ballast, and in other applications requiring mobile fortification.

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Santa Barbara, California

Santa Barbara is the county seat of Santa Barbara County, California.

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Scree

Scree is a collection of broken rock fragments at the base of crags, mountain cliffs, volcanoes or valley shoulders that has accumulated through periodic rockfall from adjacent cliff faces.

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Seawall

A seawall (or sea wall) is a form of coastal defense constructed where the sea, and associated coastal processes, impact directly upon the landforms of the coast.

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Sediment

Sediment is a naturally occurring material that is broken down by processes of weathering and erosion, and is subsequently transported by the action of wind, water, or ice, and/or by the force of gravity acting on the particles.

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Silt

Silt is granular material of a size somewhere between sand and clay whose mineral origin is quartz and feldspar.

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Slate

Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism.

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Submersion (coastal management)

Submersion is the sustainable cyclic portion of coastal erosion where coastal sediments move from the visible portion of a beach to the submerged nearshore region, and later return to the original visible portion of the beach.

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Tide

Tides are the rise and fall of sea levels caused by the combined effects of gravitational forces exerted by the Moon, Sun, and rotation of the Earth.

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Torrey Pines State Natural Reserve

Torrey Pines State Natural Reserve is 2,000 acres of coastal state park located in the community of La Jolla, in San Diego, California, off North Torrey Pines Road.

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Tunnel

A tunnel is an underground or underwater passageway, dug through the surrounding soil/earth/rock and enclosed except for entrance and exit, commonly at each end.

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Wave

In physics, a wave is an oscillation accompanied by a transfer of energy that travels through space or mass.

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White Cliffs of Dover

The White Cliffs of Dover are cliffs which form part of the English coastline facing the Strait of Dover and France.

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Woods Hole Oceanographic Institution

The Woods Hole Oceanographic Institution (WHOI, acronym pronounced) is a private, nonprofit research and higher education facility dedicated to the study of all aspects of marine science and engineering and to the education of marine researchers.

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Wool

Wool is the textile fiber obtained from sheep and certain other animals, including cashmere from goats, mohair from goats, qiviut from muskoxen, angora from rabbits, and other types of wool from camelids.

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Beach erosion, Coastal landforms, Costal erosion, Shoreline erosion.

References

[1] https://en.wikipedia.org/wiki/Coastal_erosion

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