Costal-processes
Download as PPTX, PDF0 likes73 views
The document discusses various landforms shaped by wave action on coastlines. It describes how wave power is influenced by wind strength and asks questions to understand different coastal features like wave-cut platforms, coves, irregular coastlines, and how erosion rates differ between hard and soft rocks. Specific coastal landforms mentioned include sea caves, sea stacks, sea arches, and stumps. The document seeks to understand if the discussion aligns with textbook descriptions and identifies opportunities to learn from any mistakes.
1 of 25
Download to read offline
Recommended
Coasts 3
Coasts 3tudorgeog
Ìý
The document provides an overview of coastal erosion and transportation processes. It explains the four main types of coastal erosion: hydraulic action, abrasion, attrition, and solution. It then describes how loose materials are transported along coastlines by processes like traction, saltation, and suspension. Longshore drift is identified as the process by which waves transport sand and pebbles parallel to the shoreline. Deposition occurs when constructive waves deposit more material on beaches than they remove.Aqa A Coasts 1
Aqa A Coasts 1tudorgeog
Ìý
Waves are caused by wind dragging on the surface of water, causing ripples that grow into waves as the wind continues. As waves reach shallow water, they slow due to friction and break as the water piles up in an irregular pattern. When waves reach the coast, the crest breaks as it moves faster than the wave base. The swash pushes the wave energy up the beach, then the backwash runs back down. Constructive waves build beaches by carrying material up the beach in low, breaking swashes that deposit material, while destructive waves remove beach material in high, frequent waves where the backwash transports material out to sea.The sea
The seaJulie Brinkley
Ìý
The sea constantly changes coastlines through erosion, transportation, and deposition of material. Waves erode the coastline through processes like hydraulic action and abrasion, forming landforms such as cliffs, bays, and sea caves. Material is transported along the shore by swash and backwash and through longshore drift. Deposition by the sea creates beaches, sand dunes, sand spits, and lagoons. People build structures like sea walls, place boulders, and construct groynes to protect coastlines from erosion while also utilizing coastlines for tourism, industry, and recreation.Formation Of A Spit James Benson
Formation Of A Spit James Bensoncheergalsal
Ìý
A spit is formed through the process of longshore drift. As waves approach the shore at an angle, sediment is carried along the coast until it reaches a change in direction, such as a headland. The sediment builds up over time to form a sandbar that stretches out into the sea. Spits continue growing until reaching an area of fast water flow or change in wind direction. Sheltered water and salt marshes form behind the spit, providing habitat for wildlife.GEOGRAPHY IGCSE: DUNE FORMATION - MURIWAI BEACH NEW ZEALAND
GEOGRAPHY IGCSE: DUNE FORMATION - MURIWAI BEACH NEW ZEALANDGeorge Dumitrache
Ìý
This document discusses dune formation and examples of eroded and vegetated dunes at Muriwai Beach in New Zealand. It provides details on:
- How dunes are formed by wind transporting sand and depositing it in sheltered areas behind obstacles.
- Examples of eroded dunes at Muriwai Beach that have been exposed by erosion of dunes in front of them.
- The role of vegetation like pingao sedge in trapping sand and building/stabilizing dunes at Muriwai Beach.
- How the interaction between aeolian sand transport processes and vegetative growth shapes the dunes at Muriwai Beach.Beaches AS
Beaches ASJoshie
Ìý
Beaches are depositional landforms that form along coastlines where sand and shingle accumulate faster than they are removed by waves. Beaches represent accumulated material deposited between low and high tides. Beach material comes from cliff erosion, offshore sources, and rivers. Sand produces gently sloped beaches below 5 degrees, while shingle produces steeper beaches from 10-20 degrees. Factors like wave energy, type, and longshore drift influence beach profiles.Coastal Landforms Revision
Coastal Landforms Revisiondouglasgreig
Ìý
This document discusses various coastal landforms and processes, their impacts on people, and methods for managing the coastline and tourist activities. It specifically describes rotational landsliding, longshore drift, and different hard and soft engineering options for reducing coastal erosion, including beach nourishment, groynes, riprap, and planting vegetation. It also addresses managing tourist access through designating protected areas, limiting visitor numbers, and building infrastructure like footpaths, fences, and visitors centers.Coastal erosion processes
Coastal erosion processesMrs Coles
Ìý
The document provides information about different types of coastal erosion and how they can be represented through "Kung Fu" gestures. It includes descriptions of four erosion processes - hydraulic action, abrasion, attrition, and corrosion. Students are asked to create gestures to symbolize each process. The document also contains sample exam questions about coastal erosion processes and features formed by erosion.Swanage power point presentation (reduced)
Swanage power point presentation (reduced)douglasgreig
Ìý
Swanage beach experiences longshore drift that moves sediment from south to north. The Banjo Pier was built perpendicular to the beach to contain river runoff, but it also blocks sediment from reaching the northern beach area. As a result, the northern beach is now narrower and the cliff face there is more prone to landslips as sediment deposition has decreased since the pier was constructed. Groynes and sea walls have been installed to manage erosion issues. Formation Of A Wave Cut Platform
Formation Of A Wave Cut Platformcheergalsal
Ìý
A wave cut platform is formed by the continuous erosion of a sea cliff by destructive ocean waves. The erosion creates a wave cut notch between the high and low tide lines that grows deeper over time. As the notch expands into a cave, the cliff face weakens and collapses under gravity, leaving behind a wave cut platform where the cliff once was through the combined effects of erosion and gravitational collapse of the rock.The work of the sea a.kearon
The work of the sea a.kearonNoel Hogan
Ìý
The document summarizes various landforms created by coastal erosion and deposition processes. It describes how waves erode coastlines through hydraulic action, abrasion, solution, attrition, and compressed air. This erosion forms bays in soft rock and headlands in hard rock. Cliffs, sea caves, blowholes, beaches, sand dunes, spits, bars, and tombolos are also formed through the interacting processes of erosion, transportation by waves and currents, and deposition.GEOGRAPHY YEAR 10: COASTAL LANDFORMS
GEOGRAPHY YEAR 10: COASTAL LANDFORMSGeorge Dumitrache
Ìý
GEOGRAPHY YEAR 10: COASTAL LANDFORMS. It contains: coastal landforms, depositional landforms, beaches, attrition, spits, longshore drift, tombolos, cliffs, the procesa of cliff erosion, headlands and bays, caves, arches, stacks and stumps. Coastal features of erosion
Coastal features of erosionMsgordon2014
Ìý
This is an interactive power point that helps students discoverer the processes that shape our coastal land forms. Formation of spits, tombolos and bars
Formation of spits, tombolos and barsMsGeo
Ìý
Spits, tombolos, and bars are coastal landforms created by the deposition of material through longshore drift. Spits project from the coastline into the sea, tombolos join mainland to islands, and bars connect two headlands and cut off a bay. They form in areas of reduced wave energy where deposited material builds up over time through the processes of longshore drift and deposition.L5 Distictive Coastal Deposition Features
L5 Distictive Coastal Deposition Featurestudorgeog
Ìý
Beaches form through deposition by constructive waves, building up material like sand and shingle along sheltered coastlines. Spits develop when longshore drift transports sediment along a coastline that changes direction, forming a narrow hooked landform. Bars are ridges that run parallel to the coast and can temporarily block river mouths and inlets, forming lagoons behind them that may slowly fill in with sediment over time.Headlands
HeadlandsMrs Coles
Ìý
The document discusses various coastal landforms created by erosion processes along the coastline. It focuses on the specific example of Old Harry Rocks, located on the Dorset coast in England. Old Harry Rocks consists of two chalk stacks that were formed as the surrounding softer clay was eroded away by waves and other processes over centuries. Hydraulic action, corrosion and abrasion helped erode weaknesses in the chalk cliff and form caves, arches and eventually the remaining stacks that make up Old Harry Rocks today. One of the stacks used to be part of an arch but collapsed, becoming a stump. The document analyzes how these specific landforms were formed through coastal erosion.5. landforms created by coastal deposition
5. landforms created by coastal depositionhfonfe
Ìý
Beaches, spits, and bars are landforms created by coastal depositional processes. Beaches form along shorelines through the deposition of sediment by wave action. As sediment is transported along the shoreline by longshore drift, it can build up into narrow peninsulas called spits. Spits often form at the mouths of estuaries, where the changing direction of the coastline causes sediment to deposit. Bars may develop offshore or near the mouths of rivers, made of sediment that has been deposited and built up over time.2016 sec 3 Pure Chapter 1 coasts part 2
2016 sec 3 Pure Chapter 1 coasts part 2critter33
Ìý
This document discusses coastal landforms and sediment transport along coastlines. It explains that sediments move parallel to the shoreline through processes like longshore currents and longshore drift. Sediments are deposited when waves lose energy, with larger sediments deposited first in sheltered areas. Coastal landforms like cliffs, shore platforms, headlands, and bays form through erosion processes acting on rocks of varying resistance over time. Cliff retreat leads to the formation of shore platforms, while differential erosion of resistant and less resistant rock bands creates alternating headlands and bays along indented coastlines.Coastal Process of Erosion and Deposition
Coastal Process of Erosion and Deposition!SYOU co-designed sneakers
Ìý
The document discusses various coastal landforms created by erosion and deposition processes. It explains that waves break as they approach land due to increased friction. Swash carries water up the beach while backwash carries it down. Larger waves in the southwest are due to greater wind fetch. Cliffs and wave-cut platforms form through erosion processes like abrasion. Caves, arches, stacks and stumps also form through erosion. Beaches form in sheltered areas due to stronger swash depositing sediment. Spits and bars form through longshore drift depositing sediment. Tombolos connect landmasses.Wave cut platform.( Swaleh Mohamed )
Wave cut platform.( Swaleh Mohamed )Daisy Sowah
Ìý
A presentation on landforms created my coastal erosion for geography class, created and present by one of my mates, SwalehTransportation Deposition
Transportation DepositionMrs Coles
Ìý
Beaches form through the process of erosion and deposition by ocean waves. Sediment such as sand and pebbles is eroded from cliffs and shores by wave action and transported down the coast by longshore drift. This sediment is eventually deposited and builds up over time to create beaches. The size and shape of beaches depends on the type of sediment - shingle beaches are steeper while sand beaches have a more gentle slope. Features like spits, bars, and tombolos are also formed through deposition when sediment carried by longshore drift accumulates in different ways.Sec3 Coast features
Sec3 Coast featureschua.geog
Ìý
The document discusses various coastal landforms formed by erosion and deposition processes along shorelines. It describes how cliffs and wave-cut platforms form through wave erosion and undercutting of rock faces. It also explains how alternating hard and soft rock layers lead to the development of headlands and bays, and how wave refraction directs more energy towards headlands. Finally, it outlines how beaches, spits, and tombolos are depositional landforms that form through transport and accumulation of sediments by waves and currents.Erosion Landforms Coasts
Erosion Landforms Coastsaatkinson7
Ìý
The document discusses different types of coastal landforms formed by erosion and deposition. It describes four types of sediment transportation along coasts: dissolution, suspension, saltation, and traction. It also discusses the formation of headlands and bays due to differences in the resistance of the underlying rock. When waves have low energy and conditions are calm, deposition occurs, forming landforms like beaches, spits, tombolos, sand bars and barrier islands.Tombolo
Tombolojdmcd
Ìý
Tombolos are ridges of sand or pebbles that connect islands to the mainland. They are formed over time by longshore drift, which is the movement of beach materials like sand and pebbles along the coastline. When the direction of the coastline changes, beach materials continue to be transported in their original direction and build up underwater to create spits. As spits grow larger, they can eventually connect to nearby islands, forming tombolos like Chesil Beach, an 18-mile-long ridge of pebbles in the UK.Coastal Features
Coastal FeaturesTom McLean
Ìý
The document describes various coastal landforms and features including estuaries, barrier islands, headlands, arches, stacks, sand dunes, salt marshes, tombolos, and wave-cut platforms. Estuaries are where fresh and salt water mix at the wide part of a river near the sea. Barrier islands are long narrow sandy islands running parallel to the shore. Arches form natural rock formations with passages underneath, and stacks remain after arch collapse. Sand dunes occur along coastal areas and deserts. Salt marshes are transitional areas between land and salty water. Tombolos connect islands to mainland or other islands. Wave-cut platforms are flat areas at the base of sea cliffs caused by wave actionSec 3 - Lesson 1 Coasts
Sec 3 - Lesson 1 Coastschua.geog
Ìý
The document discusses various coastal landform processes driven by wave energy. It defines key wave terminology like fetch and describes how wind velocity and direction of travel influence wave size and power. Larger fetches and higher wind speeds produce more energetic waves capable of eroding coastlines, while smaller waves predominantly transport and deposit sediments along shore through processes like longshore drift. Constructive and destructive waves shape coastlines differently based on the balance of their swash and backwash forces.Coastal Landforms
Coastal Landformswhiskeyhj
Ìý
The document discusses various coastal landforms created by erosion and deposition processes along shorelines. It describes landforms such as headlands and bays, cliffs and wave-cut platforms, caves, arches, stacks, and stumps which are formed by coastal erosion. Beaches and spits are landforms created by coastal deposition, with beaches forming in sheltered areas between high and low tide lines, and spits forming as narrow ridges projecting from the coast due to longshore drift depositing materials.Wave Cut Platform
Wave Cut Platformbob123456789
Ìý
A wave-cut platform is a narrow, flat area formed at the base of sea cliffs due to erosion from destructive waves during storms. Destructive waves undermine the cliff face through hydraulic action and corrasion, creating a wave-cut notch. Continued erosion enlarges the notch until the cliff above collapses, exposing a flat terrace known as a wave-cut platform. As the cliff continues retreating inland, the platform grows wider.Lithosphere Coasts
Lithosphere CoastsTom McLean
Ìý
The document discusses various coastal landforms created by wave erosion and deposition along shorelines. It describes how alternating bands of hard and soft rock lead to the formation of headlands and bays through differential erosion. As waves erode the soft rock faster than the hard rock, an irregular coastline develops. Further erosion can form caves, arches, stacks, and stumps. Coves are formed when a stream cuts through a cliff, widening through erosion. Wave-cut platforms are flat terraces exposed when cliffs retreat inland. Longshore drift can build up spits, narrow accumulations of sand and gravel stretching from the shore into the sea.Marine Systems
Marine Systemsshoaib1982
Ìý
The document summarizes coastal processes and features. It discusses how waves erode, transport, and deposit material, shaping coastlines. Coastal landforms like cliffs, headlands, bays, beaches, and sand dunes are formed through erosion or deposition. Coastal management considers both human uses of coasts and techniques to address physical processes like erosion.More Related Content
What's hot (20)
Swanage power point presentation (reduced)
Swanage power point presentation (reduced)douglasgreig
Ìý
Swanage beach experiences longshore drift that moves sediment from south to north. The Banjo Pier was built perpendicular to the beach to contain river runoff, but it also blocks sediment from reaching the northern beach area. As a result, the northern beach is now narrower and the cliff face there is more prone to landslips as sediment deposition has decreased since the pier was constructed. Groynes and sea walls have been installed to manage erosion issues. Formation Of A Wave Cut Platform
Formation Of A Wave Cut Platformcheergalsal
Ìý
A wave cut platform is formed by the continuous erosion of a sea cliff by destructive ocean waves. The erosion creates a wave cut notch between the high and low tide lines that grows deeper over time. As the notch expands into a cave, the cliff face weakens and collapses under gravity, leaving behind a wave cut platform where the cliff once was through the combined effects of erosion and gravitational collapse of the rock.The work of the sea a.kearon
The work of the sea a.kearonNoel Hogan
Ìý
The document summarizes various landforms created by coastal erosion and deposition processes. It describes how waves erode coastlines through hydraulic action, abrasion, solution, attrition, and compressed air. This erosion forms bays in soft rock and headlands in hard rock. Cliffs, sea caves, blowholes, beaches, sand dunes, spits, bars, and tombolos are also formed through the interacting processes of erosion, transportation by waves and currents, and deposition.GEOGRAPHY YEAR 10: COASTAL LANDFORMS
GEOGRAPHY YEAR 10: COASTAL LANDFORMSGeorge Dumitrache
Ìý
GEOGRAPHY YEAR 10: COASTAL LANDFORMS. It contains: coastal landforms, depositional landforms, beaches, attrition, spits, longshore drift, tombolos, cliffs, the procesa of cliff erosion, headlands and bays, caves, arches, stacks and stumps. Coastal features of erosion
Coastal features of erosionMsgordon2014
Ìý
This is an interactive power point that helps students discoverer the processes that shape our coastal land forms. Formation of spits, tombolos and bars
Formation of spits, tombolos and barsMsGeo
Ìý
Spits, tombolos, and bars are coastal landforms created by the deposition of material through longshore drift. Spits project from the coastline into the sea, tombolos join mainland to islands, and bars connect two headlands and cut off a bay. They form in areas of reduced wave energy where deposited material builds up over time through the processes of longshore drift and deposition.L5 Distictive Coastal Deposition Features
L5 Distictive Coastal Deposition Featurestudorgeog
Ìý
Beaches form through deposition by constructive waves, building up material like sand and shingle along sheltered coastlines. Spits develop when longshore drift transports sediment along a coastline that changes direction, forming a narrow hooked landform. Bars are ridges that run parallel to the coast and can temporarily block river mouths and inlets, forming lagoons behind them that may slowly fill in with sediment over time.Headlands
HeadlandsMrs Coles
Ìý
The document discusses various coastal landforms created by erosion processes along the coastline. It focuses on the specific example of Old Harry Rocks, located on the Dorset coast in England. Old Harry Rocks consists of two chalk stacks that were formed as the surrounding softer clay was eroded away by waves and other processes over centuries. Hydraulic action, corrosion and abrasion helped erode weaknesses in the chalk cliff and form caves, arches and eventually the remaining stacks that make up Old Harry Rocks today. One of the stacks used to be part of an arch but collapsed, becoming a stump. The document analyzes how these specific landforms were formed through coastal erosion.5. landforms created by coastal deposition
5. landforms created by coastal depositionhfonfe
Ìý
Beaches, spits, and bars are landforms created by coastal depositional processes. Beaches form along shorelines through the deposition of sediment by wave action. As sediment is transported along the shoreline by longshore drift, it can build up into narrow peninsulas called spits. Spits often form at the mouths of estuaries, where the changing direction of the coastline causes sediment to deposit. Bars may develop offshore or near the mouths of rivers, made of sediment that has been deposited and built up over time.2016 sec 3 Pure Chapter 1 coasts part 2
2016 sec 3 Pure Chapter 1 coasts part 2critter33
Ìý
This document discusses coastal landforms and sediment transport along coastlines. It explains that sediments move parallel to the shoreline through processes like longshore currents and longshore drift. Sediments are deposited when waves lose energy, with larger sediments deposited first in sheltered areas. Coastal landforms like cliffs, shore platforms, headlands, and bays form through erosion processes acting on rocks of varying resistance over time. Cliff retreat leads to the formation of shore platforms, while differential erosion of resistant and less resistant rock bands creates alternating headlands and bays along indented coastlines.Coastal Process of Erosion and Deposition
Coastal Process of Erosion and Deposition!SYOU co-designed sneakers
Ìý
The document discusses various coastal landforms created by erosion and deposition processes. It explains that waves break as they approach land due to increased friction. Swash carries water up the beach while backwash carries it down. Larger waves in the southwest are due to greater wind fetch. Cliffs and wave-cut platforms form through erosion processes like abrasion. Caves, arches, stacks and stumps also form through erosion. Beaches form in sheltered areas due to stronger swash depositing sediment. Spits and bars form through longshore drift depositing sediment. Tombolos connect landmasses.Wave cut platform.( Swaleh Mohamed )
Wave cut platform.( Swaleh Mohamed )Daisy Sowah
Ìý
A presentation on landforms created my coastal erosion for geography class, created and present by one of my mates, SwalehTransportation Deposition
Transportation DepositionMrs Coles
Ìý
Beaches form through the process of erosion and deposition by ocean waves. Sediment such as sand and pebbles is eroded from cliffs and shores by wave action and transported down the coast by longshore drift. This sediment is eventually deposited and builds up over time to create beaches. The size and shape of beaches depends on the type of sediment - shingle beaches are steeper while sand beaches have a more gentle slope. Features like spits, bars, and tombolos are also formed through deposition when sediment carried by longshore drift accumulates in different ways.Sec3 Coast features
Sec3 Coast featureschua.geog
Ìý
The document discusses various coastal landforms formed by erosion and deposition processes along shorelines. It describes how cliffs and wave-cut platforms form through wave erosion and undercutting of rock faces. It also explains how alternating hard and soft rock layers lead to the development of headlands and bays, and how wave refraction directs more energy towards headlands. Finally, it outlines how beaches, spits, and tombolos are depositional landforms that form through transport and accumulation of sediments by waves and currents.Erosion Landforms Coasts
Erosion Landforms Coastsaatkinson7
Ìý
The document discusses different types of coastal landforms formed by erosion and deposition. It describes four types of sediment transportation along coasts: dissolution, suspension, saltation, and traction. It also discusses the formation of headlands and bays due to differences in the resistance of the underlying rock. When waves have low energy and conditions are calm, deposition occurs, forming landforms like beaches, spits, tombolos, sand bars and barrier islands.Tombolo
Tombolojdmcd
Ìý
Tombolos are ridges of sand or pebbles that connect islands to the mainland. They are formed over time by longshore drift, which is the movement of beach materials like sand and pebbles along the coastline. When the direction of the coastline changes, beach materials continue to be transported in their original direction and build up underwater to create spits. As spits grow larger, they can eventually connect to nearby islands, forming tombolos like Chesil Beach, an 18-mile-long ridge of pebbles in the UK.Coastal Features
Coastal FeaturesTom McLean
Ìý
The document describes various coastal landforms and features including estuaries, barrier islands, headlands, arches, stacks, sand dunes, salt marshes, tombolos, and wave-cut platforms. Estuaries are where fresh and salt water mix at the wide part of a river near the sea. Barrier islands are long narrow sandy islands running parallel to the shore. Arches form natural rock formations with passages underneath, and stacks remain after arch collapse. Sand dunes occur along coastal areas and deserts. Salt marshes are transitional areas between land and salty water. Tombolos connect islands to mainland or other islands. Wave-cut platforms are flat areas at the base of sea cliffs caused by wave actionSec 3 - Lesson 1 Coasts
Sec 3 - Lesson 1 Coastschua.geog
Ìý
The document discusses various coastal landform processes driven by wave energy. It defines key wave terminology like fetch and describes how wind velocity and direction of travel influence wave size and power. Larger fetches and higher wind speeds produce more energetic waves capable of eroding coastlines, while smaller waves predominantly transport and deposit sediments along shore through processes like longshore drift. Constructive and destructive waves shape coastlines differently based on the balance of their swash and backwash forces.Coastal Landforms
Coastal Landformswhiskeyhj
Ìý
The document discusses various coastal landforms created by erosion and deposition processes along shorelines. It describes landforms such as headlands and bays, cliffs and wave-cut platforms, caves, arches, stacks, and stumps which are formed by coastal erosion. Beaches and spits are landforms created by coastal deposition, with beaches forming in sheltered areas between high and low tide lines, and spits forming as narrow ridges projecting from the coast due to longshore drift depositing materials.Wave Cut Platform
Wave Cut Platformbob123456789
Ìý
A wave-cut platform is a narrow, flat area formed at the base of sea cliffs due to erosion from destructive waves during storms. Destructive waves undermine the cliff face through hydraulic action and corrasion, creating a wave-cut notch. Continued erosion enlarges the notch until the cliff above collapses, exposing a flat terrace known as a wave-cut platform. As the cliff continues retreating inland, the platform grows wider.Similar to Costal-processes (20)
Lithosphere Coasts
Lithosphere CoastsTom McLean
Ìý
The document discusses various coastal landforms created by wave erosion and deposition along shorelines. It describes how alternating bands of hard and soft rock lead to the formation of headlands and bays through differential erosion. As waves erode the soft rock faster than the hard rock, an irregular coastline develops. Further erosion can form caves, arches, stacks, and stumps. Coves are formed when a stream cuts through a cliff, widening through erosion. Wave-cut platforms are flat terraces exposed when cliffs retreat inland. Longshore drift can build up spits, narrow accumulations of sand and gravel stretching from the shore into the sea.Marine Systems
Marine Systemsshoaib1982
Ìý
The document summarizes coastal processes and features. It discusses how waves erode, transport, and deposit material, shaping coastlines. Coastal landforms like cliffs, headlands, bays, beaches, and sand dunes are formed through erosion or deposition. Coastal management considers both human uses of coasts and techniques to address physical processes like erosion.Erosion, Weathering And Mass Movement
Erosion, Weathering And Mass MovementMr Cornish
Ìý
The document discusses various types of coastal erosion and mass movement processes, as well as different techniques for managing coastal erosion, including both hard and soft engineering approaches. Hard engineering techniques use man-made structures like seawalls to defend the coast, while soft techniques work with natural processes like beach nourishment. The document provides examples of techniques like groynes, gabions, revetments, rock armor, and beach replenishment.Erosion, weathering and mass movement
Erosion, weathering and mass movementkevinrchapman
Ìý
The document discusses various types of coastal erosion and mass movement processes, as well as different techniques for managing coastal erosion, including both hard and soft engineering approaches. Hard engineering techniques use man-made structures like seawalls to defend the coast, while soft techniques work with natural processes like beach nourishment. The document provides examples of techniques like groynes, gabions, revetments, rock armor, and beach replenishment.Coastal
Coastalqariiz
Ìý
The coastline marks the meeting point between land and sea which is constantly changing due to erosion, transport and deposition processes driven by wave energy. Waves transfer energy from wind to water, changing shape as they reach shallow areas, and can both erode coastlines through processes like abrasion or build them up through deposition. Sediment is transported alongshore and across shorelines by processes like longshore drift, forming coastal features such as beaches, spits and bars. Coastal management uses various methods like sea walls, beach replenishment or groynes to protect shorelines from erosion.Coastal Processes Good
Coastal Processes GoodSHS Geog
Ìý
Waves are generally larger in the southwest of the British Isles than the southeast due to larger fetch, or the distance over which wind can blow over open water to generate waves. Waves break when the wavelength reaches the sea floor, causing the bottom of the wave to slow down while the top continues forward. Coastal erosion processes include abrasion by materials carried in waves, hydraulic action as waves enter cracks and cause small explosions, and corrosion as acids in sea water dissolve rocks. These processes form landforms like headlands and bays, cliffs and wave-cut platforms, and over more time, caves, arches, stacks, and stumps.The coasts igcse
The coasts igcsesan silvestre
Ìý
The coast is a narrow contact zone between land and sea that is constantly changing due to various land, air, and marine processes. Waves are a major force shaping the coastline, with characteristics like height, period, length, and steepness influencing their constructive or destructive power. Coastal landforms like beaches, sand dunes, spits, bars, cliffs, and caves form through the interacting processes of erosion, sediment transport, and deposition that waves and currents bring about.Coastal geography waves, features of erosion and deposition, longshore drift
Coastal geography waves, features of erosion and deposition, longshore driftOral Johnson
Ìý
Waves cause coastal erosion and depositional features through processes like abrasion, hydraulic action, and corrosion. As waves approach shorelines, they can form erosional landforms such as headlands, bays, wave-cut notches, and platforms. Waves also transport sediment via processes like traction, saltation, and suspension, building depositional features along coastlines through longshore drift. This can result in beaches, spits, tombolos, bars, and barrier islands.Wave Erosion and Deposition Lesson Power Point
Wave Erosion and Deposition Lesson Power PointHeather Mae
Ìý
Unit 4, Lesson 2 discusses how waves form and impact coastlines. Waves are created by wind blowing over water and have a height, wavelength, and can vary in size depending on wind strength and duration. As waves approach shore they refract and change direction. Wave erosion forms coastal landforms over time like wave-cut cliffs, arches, sea stacks and deposits sediment to form beaches, spits, and barrier islands. Urban development on barrier islands increases hurricane risk. Groins and breakwaters can control sediment transport but have downsides if not planned properly.Natural Disasters Topic 11 (Coastal Hazards)
Natural Disasters Topic 11 (Coastal Hazards)William W. Little
Ìý
1) Waves are formed by wind pushing across water, causing water particles to move in circular patterns.
2) As waves approach shorelines, they begin to break due to shallow depths and friction between water layers.
3) Shoreline types vary depending on geological factors - erosion-dominated coasts have cliffs and terraces while depositional coasts like deltas and beaches are shaped by sediment deposition.S3 GE ºÝºÝߣs 1.1 - Coasts GW1
S3 GE ºÝºÝߣs 1.1 - Coasts GW1LEEENNA
Ìý
The document discusses coastal environments and processes. It begins by defining a coast and describing the different zones and landforms that make up coasts, such as beaches, headlands, and cliffs. It then explains how coasts are dynamic environments that change over time due to various natural processes and forces, including waves, tides, currents, geology, and ecosystems. Specific coastal erosional processes like corrasion, attrition, solution, and hydraulic action are also outlined.Coasts Lesson 1
Coasts Lesson 1geographypods
Ìý
Coasts undergo change due to three main coastal processes: erosion, transportation, and deposition. Waves are a major force in coastal change, as they erode and transport sediment. The size and power of waves depends on factors like wind strength and duration, and fetch - the distance over which the wind blows to generate the waves. Destructive waves in storms can cause significant erosion, while constructive waves in calm weather tend to deposit material and build up beaches.Coastal Geomorphology Landforms Of Wave Erosion & Deposition
Coastal Geomorphology Landforms Of Wave Erosion & DepositionPRasad PK
Ìý
This document discusses various coastal landforms and processes. It defines coastal geomorphology and describes how waves, longshore currents, rip currents, and tides shape coastal areas and transport sediment. It then lists and describes specific coastal landforms like headlands, bays, sea cliffs, beaches, bars, spits, tombolos, sand dunes, salt marshes, and more. For each landform, it provides a brief definition and example photo. Coastal erosion processes like abrasion, hydraulic action, corrosion, and attrition are also outlined.Coasts revision booklet
Coasts revision bookletsusaiewoo75
Ìý
This document provides revision materials for the GCSE Geography Coasts topic. It includes links to online resources, practice exam questions, definitions of key terms, and descriptions of coastal landforms and case studies. It emphasizes understanding exam questions, revising key coastal processes and landforms, and practicing exam technique. Students are encouraged to use Miss Nash for additional revision help and after-school sessions.Coastal environments - A level Geography
Coastal environments - A level GeographyBrittany Farrant
Ìý
This is for the 9696 Syllabus for A level Geography but I'm sure it applies to other courses too. Hope you find this useful. :) 3 e coasts (1)
3 e coasts (1)Tashmar Davis
Ìý
Coasts are shaped by the dynamic forces of the sea, air, and waves. Waves erode coastlines through hydraulic action, abrasion, attrition, and corrosion. Erosion carves out coastal landforms like cliffs, headlands, and bays. Waves also transport and deposit eroded material, building up beaches and forming depositional landforms such as spits, bars, and sand dunes. Managing coastal change involves either "hard engineering" using structures, or "soft engineering" techniques like beach nourishment and managed retreat that work with natural coastal processes.3E 4E Coasts
3E 4E CoastsNicholas Wong
Ìý
Coastal environments are dynamic due to various factors such as waves, tides, currents, geology, ecosystems, and human activities. Coasts experience erosion, transportation, and deposition from coastal processes driven by these factors. This forms various landforms along the coast like cliffs, shore platforms, headlands, bays, caves, arches, stacks, spits, and tombolos. Coastal ecosystems provide important services to people like provisioning of food and materials, regulating of floods, and cultural benefits from recreation. Human activities at the coast include fisheries, tourism, harbors, and industries.COASTS ENM 142 Lecture 7.pptx
COASTS ENM 142 Lecture 7.pptxCheDillon1
Ìý
The document discusses coastal landforms and the processes involved in their formation. It covers both erosional and depositional coastal features. Erosional features like cliffs, arches and stacks are formed by processes like wave action, weathering and erosion concentrating on headlands. Depositional features such as beaches, spits and bars are produced by constructive waves depositing sediment transported by longshore drift. The key forces shaping the coast are waves, tides, currents and the underlying geology of the area.Coastal land-form evoltion
Coastal land-form evoltionsalahudintanoli
Ìý
Formation of different land-forms along the coast due to wave action and other processes are explained hereCOASTAL LANDFORMS.pptx
COASTAL LANDFORMS.pptxKuki Boruah
Ìý
The document discusses coastal landforms and the processes that create them. It describes how waves, tides, and currents shape the coastal environment and lead to both erosional and depositional landforms. Erosional features include cliffs, headlands, sea caves, and stacks, which are formed by processes like abrasion and hydraulic action. Depositional landforms include beaches, bars, spits, and barrier islands, which are produced when sediment is transported and deposited by waves, currents, and biological activity.Recently uploaded (20)
The Dravidian Languages: Tamil, Telugu, Kannada, Malayalam, Brahui, Kuvi, Tulu
The Dravidian Languages: Tamil, Telugu, Kannada, Malayalam, Brahui, Kuvi, TuluDrIArulAram
Ìý
The Dravidian Languages by Arul AramHow to Setup WhatsApp in Odoo 17 - Odoo ºÝºÝߣs
How to Setup WhatsApp in Odoo 17 - Odoo ºÝºÝߣsCeline George
Ìý
Integrate WhatsApp into Odoo using the WhatsApp Business API or third-party modules to enhance communication. This integration enables automated messaging and customer interaction management within Odoo 17.Rass MELAI : an Internet MELA Quiz Finals - El Dorado 2025
Rass MELAI : an Internet MELA Quiz Finals - El Dorado 2025Conquiztadors- the Quiz Society of Sri Venkateswara College
Ìý
Finals of Rass MELAI : a Music, Entertainment, Literature, Arts and Internet Culture Quiz organized by Conquiztadors, the Quiz society of Sri Venkateswara College under their annual quizzing fest El Dorado 2025. Blind spots in AI and Formulation Science, IFPAC 2025.pdf
Blind spots in AI and Formulation Science, IFPAC 2025.pdfAjaz Hussain
Ìý
The intersection of AI and pharmaceutical formulation science highlights significant blind spots—systemic gaps in pharmaceutical development, regulatory oversight, quality assurance, and the ethical use of AI—that could jeopardize patient safety and undermine public trust. To move forward effectively, we must address these normalized blind spots, which may arise from outdated assumptions, errors, gaps in previous knowledge, and biases in language or regulatory inertia. This is essential to ensure that AI and formulation science are developed as tools for patient-centered and ethical healthcare.
Mate, a short story by Kate Grenvile.pptx
Mate, a short story by Kate Grenvile.pptxLiny Jenifer
Ìý
A powerpoint presentation on the short story Mate by Kate Greenville. This presentation provides information on Kate Greenville, a character list, plot summary and critical analysis of the short story.Year 10 The Senior Phase Session 3 Term 1.pptx
Year 10 The Senior Phase Session 3 Term 1.pptxmansk2
Ìý
Year 10 The Senior Phase Session 3 Term 1.pptxKaun TALHA quiz Prelims - El Dorado 2025
Kaun TALHA quiz Prelims - El Dorado 2025Conquiztadors- the Quiz Society of Sri Venkateswara College
Ìý
Prelims of Kaun TALHA : a Travel, Architecture, Lifestyle, Heritage and Activism quiz, organized by Conquiztadors, the Quiz society of Sri Venkateswara College under their annual quizzing fest El Dorado 2025. How to attach file using upload button Odoo 18
How to attach file using upload button Odoo 18Celine George
Ìý
In this slide, we’ll discuss on how to attach file using upload button Odoo 18. Odoo features a dedicated model, 'ir.attachments,' designed for storing attachments submitted by end users. We can see the process of utilizing the 'ir.attachments' model to enable file uploads through web forms in this slide.Digital Tools with AI for e-Content Development.pptx
Digital Tools with AI for e-Content Development.pptxDr. Sarita Anand
Ìý
This ppt is useful for not only for B.Ed., M.Ed., M.A. (Education) or any other PG level students or Ph.D. scholars but also for the school, college and university teachers who are interested to prepare an e-content with AI for their students and others.APM People Interest Network Conference - Tim Lyons - The neurological levels ...
APM People Interest Network Conference - Tim Lyons - The neurological levels ...Association for Project Management
Ìý
APM People Interest Network Conference 2025
-Autonomy, Teams and Tension: Projects under stress
-Tim Lyons
-The neurological levels of
team-working: Harmony and tensions
With a background in projects spanning more than 40 years, Tim Lyons specialised in the delivery of large, complex, multi-disciplinary programmes for clients including Crossrail, Network Rail, ExxonMobil, Siemens and in patent development. His first career was in broadcasting, where he designed and built commercial radio station studios in Manchester, Cardiff and Bristol, also working as a presenter and programme producer. Tim now writes and presents extensively on matters relating to the human and neurological aspects of projects, including communication, ethics and coaching. He holds a Master’s degree in NLP, is an NLP Master Practitioner and International Coach. He is the Deputy Lead for APM’s People Interest Network.
Session | The Neurological Levels of Team-working: Harmony and Tensions
Understanding how teams really work at conscious and unconscious levels is critical to a harmonious workplace. This session uncovers what those levels are, how to use them to detect and avoid tensions and how to smooth the management of change by checking you have considered all of them.
Kaun TALHA quiz Finals -- El Dorado 2025
Kaun TALHA quiz Finals -- El Dorado 2025Conquiztadors- the Quiz Society of Sri Venkateswara College
Ìý
Finals of Kaun TALHA : a Travel, Architecture, Lifestyle, Heritage and Activism quiz, organized by Conquiztadors, the Quiz society of Sri Venkateswara College under their annual quizzing fest El Dorado 2025. Useful environment methods in Odoo 18 - Odoo ºÝºÝߣs
Useful environment methods in Odoo 18 - Odoo ºÝºÝߣsCeline George
Ìý
In this slide we’ll discuss on the useful environment methods in Odoo 18. In Odoo 18, environment methods play a crucial role in simplifying model interactions and enhancing data processing within the ORM framework.
How to Modify Existing Web Pages in Odoo 18
How to Modify Existing Web Pages in Odoo 18Celine George
Ìý
In this slide, we’ll discuss on how to modify existing web pages in Odoo 18. Web pages in Odoo 18 can also gather user data through user-friendly forms, encourage interaction through engaging features. EDL 290F Week 3 - Mountaintop Views (2025).pdf
EDL 290F Week 3 - Mountaintop Views (2025).pdfLiz Walsh-Trevino
Ìý
EDL 290F Week 3 - Mountaintop Views (2025).pdfBlind Spots in AI and Formulation Science Knowledge Pyramid (Updated Perspect...
Blind Spots in AI and Formulation Science Knowledge Pyramid (Updated Perspect...Ajaz Hussain
Ìý
This presentation delves into the systemic blind spots within pharmaceutical science and regulatory systems, emphasizing the significance of "inactive ingredients" and their influence on therapeutic equivalence. These blind spots, indicative of normalized systemic failures, go beyond mere chance occurrences and are ingrained deeply enough to compromise decision-making processes and erode trust.
Historical instances like the 1938 FD&C Act and the Generic Drug Scandals underscore how crisis-triggered reforms often fail to address the fundamental issues, perpetuating inefficiencies and hazards.
The narrative advocates a shift from reactive crisis management to proactive, adaptable systems prioritizing continuous enhancement. Key hurdles involve challenging outdated assumptions regarding bioavailability, inadequately funded research ventures, and the impact of vague language in regulatory frameworks.
The rise of large language models (LLMs) presents promising solutions, albeit with accompanying risks necessitating thorough validation and seamless integration.
Tackling these blind spots demands a holistic approach, embracing adaptive learning and a steadfast commitment to self-improvement. By nurturing curiosity, refining regulatory terminology, and judiciously harnessing new technologies, the pharmaceutical sector can progress towards better public health service delivery and ensure the safety, efficacy, and real-world impact of drug products.Rass MELAI : an Internet MELA Quiz Finals - El Dorado 2025
Rass MELAI : an Internet MELA Quiz Finals - El Dorado 2025Conquiztadors- the Quiz Society of Sri Venkateswara College
Ìý
Kaun TALHA quiz Prelims - El Dorado 2025
Kaun TALHA quiz Prelims - El Dorado 2025Conquiztadors- the Quiz Society of Sri Venkateswara College
Ìý
APM People Interest Network Conference - Tim Lyons - The neurological levels ...
APM People Interest Network Conference - Tim Lyons - The neurological levels ...Association for Project Management
Ìý
Kaun TALHA quiz Finals -- El Dorado 2025
Kaun TALHA quiz Finals -- El Dorado 2025Conquiztadors- the Quiz Society of Sri Venkateswara College
Ìý
Costal-processes
- 1. T.Seedat
- 2. Agent: Sea
- 3. Waves Waves are one of the most powerful processes shaping our coast
- 4. What influences the power of Waves? The power of waves is influenced by the strength of wind
- 5. What formations do you remember? The movement of material along a coast by waves that approach at an angle to the shore but recede directly away from it.
- 6. Can you identify this landform?
- 7. What formations do you remember? wave-cut platform benches is the narrow flat area often found at the base of a sea cliff or along the shoreline formed with rocks
- 10. A cove is a small type of bay or coastal inlet
- 11. What would happen if a large headland jutted out into the ocean?
- 12. Would wave action cause erosion at equal rates? Hard Rock – Soft Rock
- 13. Would wave action be cause at equal rates? Hard Rock – Erodes Slowly Soft Rock – Quickly Eroded
- 18. So can we explain the formation from our discussion?
- 19. Sea cave Sea Cave Sea Stump
- 20. Sea Arch
- 21. Sea Stack – Dun Briste, Co. Mayo
- 22. So lets see if what we have discussed is in line with the text book?
- 24. Are we correct? Or are we incorrect? Where can we learn from our mistake? Thank you for you time.
- 25. SA’s hole in the wall- Wild Coast Eastern Cape