Constructive Wave A wave which has a larger swash than backwash Placing sand and sediment in a certain place by a wave Deposition erosion transportation or humans. Destructive Wave A wave which has a larger backwash than swash Layers of hard and soft rock which run vertically against Discordant the coastline forming headlands and bays. An approach that allows natural processes to take their Do Nothing course without any intervention Erosion Breaking down of rock and sediment Fetch The distance a wave travels before hitting the coastline The way in which the rocks are arranged both vertically Geological Structure and horizontally A heavily managed area of the coastline e.g. sea wall, Hard Engineering groyne Resistant rock which is harder to erode or weather e.g. Hard rock granite Headland Outcrop of land at sea made from hard rock An approach to environmental management that threats Holistic the whole area as an interrelated system ICZM A sustainable method of coastal management managing (Integrated Coastal the whole coastal area from the shoreline to several Zone Management) kilometres inland as one area. Longshore Drift The process of sediment moving along the coastline. Rock fall: When fragments or weathered rock fall gravity to the base of the cliff. When the bottom of a cliff is eroded by Mass Movement Slumping: waves it makes the cliff steeper. The cliff often slides downward in a rotational manner, usually triggered by saturation due to rain. Coast less resistant rock which is easily eroded or Soft rock weathered e.g. limestone Sand and sediment which is attached to the coastline but Spit sticks out at sea A detached column of rock located just offshore Stack Strategic The reorganisation of coastal defences that is often part Realignment of managed retreat A stack that has collapsed leaving a small area of rock Stump above sea-level
Constructive Wave A wave which has a larger swash than backwash Deposition Placing sand and sediment in a certain place by a wave erosion transportation or humans. Destructive Wave A wave which has a larger backwash than swash Discordant Layers of hard and soft rock which run vertically against the coastline forming headlands and bays. Do Nothing An approach that allows natural processes to take their course without any intervention Erosion Breaking down of rock and sediment Fetch The distance a wave travels before hitting the coastline Geological Structure The way in which the rocks are arranged both vertically and horizontally Hard Engineering A heavily managed area of the coastline e.g. sea wall, groyne Hard rock Resistant rock which is harder to erode or weather e.g. granite Headland Outcrop of land at sea made from hard rock Holistic An approach to environmental management that threats the whole area as an interrelated system ICZM (Integrated Coastal Zone Management) A sustainable method of coastal management managing the whole coastal area from the shoreline to several kilometres inland as one area. Longshore Drift The process of sediment moving along the coastline. Mass Movement Rock fall: When fragments or weathered rock fall gravity to the base of the cliff. Slumping: When the bottom of a cliff is eroded by waves it makes the cliff steeper. The cliff often slides downward in a rotational manner, usually triggered by saturation due to rain. Soft rock Coast less resistant rock which is easily eroded or weathered e.g. limestone Spit Sand and sediment which is attached to the coastline but sticks out at sea Stack A detached column of rock located just offshore Strategic Realignment The reorganisation of coastal defences that is often part of managed retreat Stump A stack that has collapsed leaving a small area of rock above sea-level
Coasts%20Revision%20Session%20Handout%20DGr.docx