Headlands and bays can form on concordant coastlines too, as has happened . Use the resources provided to write notes that Wave Refraction and Coastal Defences. Caves, Arches, Stacks and Sumps 3. More recently the village was affected by the tragic floods of 1953 that claimed the lives of 76 Norfolk . Hilbre Island (Cheshire) is an example of a possible fieldwork location. The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. Links to wider reading and an introductory video. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. What is the location and importance of Rio de Janeiro? A concordant coastline has the same type of rock. Coastlines: Geography Definition, Types & Facts | StudySmarter A ria is a drowned river valley that leads out to the sea. The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. The Earth has approximately 620,000 kilometres (390,000mi) of coastlines and they are not just a barrier between land and water; they are also important natural ecosystems. Watch popular content from the following creators: ambs(@aambersaunders), Revision(@lastminstudies), - (@alevelhelp.32), GCSE revision 2022(@revision.2022), BBC Bitesize(@bbcbitesize), Revision(@lastminstudies), Revision . The United Nations uses coastlines to help determine international boundaries at sea. Where are the areas of water deficit and surplus in the UK? They have a mainly circular orbit, a steep gradient. Re-rerouting a two lane road can cost between 150,000 and 250,000 per 100 m. The collapse of the section of coast supporting the South Devon Main Line Railway in February 2014 cost 35 million to repair, and businesses in the South West lost 60 million. discordant coastline diagram - Flix Houphout-Boigny Foundation for The relative resistance of rock types influences the degree of indentation of bays. A case study of the coastal recession at the Nile Delta for Edexcel A Level Geography. Definitions. Either way, there is now a (bit of) coastline that is no longer submerged under water. It's a way of having all my information in one place. Best free resources for CAIE IGCSE Geography 0460 Theory including summarized notes, topical and past paper walk through videos by top students. Aqa. Fun Fact: Lulworth Cove is a World Heritage Site and attracts approximately 500,000 visitors a year. Nie wieder prokastinieren mit unseren Lernerinnerungen. Many of these types of coastlines were actually formed toward the end of the Last Glacial Period (LGP). A case study of the coastal recession at the Nile Delta for Edexcel A Level Geography. This belongs to: _____. The length of perimeter approx 2km. . How has rainforest vegetation adapted to the climate? A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. If the direction of the classification is not the same . It is one of the best examples in Europe of the stages of erosion on a concordant coastline. Its 100% free. Paisajes. During this time, glaciers and ice sheets were retreating, causing a rise in global sea levels and localised changes in land height. Pinterest. Assessment week 2 (WB 24th February 2020) - End of unit test - Physical landscapes of the UK. Which of the following is NOT a major process through which waves shape the coast? Geological structure is the characteristics and arrangement of rock units. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. The Jurassic Coast is a hugely diverse and beautiful landscape underpinned by incredible geology of global importance. A coastline is anywhere where the land meets the water. Human actions and Physical factors affecting the Delta. Elsewhere a ridge of sand forms a line of barrier islands, sand banks and mud flats parallel to the coast, e..g Friesian Islands off the North Sea coast of the Netherlands, Germany and western Denmark. Coastal landforms - erosion and deposition - BBC Bitesize Published by at February 16, 2022. The outer hard provides a protective barrier to erosion of the softer rocks further inland. When a stretch of coastline is formed from different types of rock, headlands and bays can form. shale), eroding quicker than the hard, resistant rock (e.g. A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. Named after the Dalmatia region on the Adriatic Sea. The differing resistance to erosion leads to the formation of headlands and bays. GCSE 9-1 Coasts: Erosional Landforms Bundle. A joint is a fracture of rock without movement from the original position, e.g. Explore. Two Earthquakes Compared Nepal and LAquila, Lombok Indonesia Earthquake 2018 Case Study, 2018 Sulawesi Indonesia Earthquake and Tsunami Case Study. Constructed by Australian soldiers over the course of 13 years and officially opened in 1932, the Great Ocean Road is dedicated to fallen soldiers of . Geology. Key Question: What are the different landforms of the Jurassic Coast? The form of the coastline around Durdle Door is controlled by its geologyboth by the contrasting hardnesses of the rocks, and by the local patterns of faults and folds. How are Nigerias trading and political relationships changing? Now you can find what you're looking for wherever it lives. How does flooding affect humans and the environment? B Gradually the . The differing resistance to erosion leads to the formation of headlands and bays. What are the air masses that affect the UK? Less resistant rocks are eroded more than the resistant . Concordant coastline 2. It is also known as Pacific type coastline, longitudinal coastline, or Dalmatian coastline. This process happens over thousands of years. Pebble sized particles are bounced along the river bed/sea by the force of the water. Test your knowledge with gamified quizzes. Concordant coasts are also known as dalmatian coasts, after the Dalmatian region of Croatia, or Pacific coasts, after the coastline of Chile in South America. PDF Coasts [3]. Bays and Headlands What are concordant and discordant pairs? - Minitab This differential erosion creates headlands and bays along discordant coastlines. Both concordant and discordant. The angle these bands make with the coastline makes it either a concordant or discordant coastline. Excluding the shoreline of Poole Harbour, the Dorset coastline is 142 kilometres (88 mi) long. Coastal Environments CPD - Erosional Landforms, Coastal Management and Fieldwork on the Holderness Coast; Coastal Environments CPD - Erosional Erosion, Coastal Management, Deposition and Fieldwork on the Holderness Coast . What percent of the global population lives within 100km of a coastline? As our Earth warms, glaciers melt, causing the sea level to rise. The image below (figure 2) is taken at Durlston Head, which shows the bay (yellow) and the headland (red). The three marine processes that shape the coastline are erosion, transportation, and deposition. The latter can happen when tectonic forces lowered the land level or when river deposits and compaction of alluvial (river) sediments occur. Emergent coastlines can pop up after tectonic activity, where the land is being pushed up by the tectonic plates. Both concordant and discordant. how to change text duration on reels. More resistant strata erode only slowly, and are left projecting into the sea as headlands. If you've found the resources on this site useful please consider making a secure donation via PayPal to support the development of the site. In addition, as waves approach a coast, they are refracted so that their energy is concentrated around headlands but reduced around bays. Waves in the middle of the bay, where the water is deeper, do not lose velocity as . Part of the Dorset coastline in the UK running north from the Portland limestone of Durlston Head is a clear example of a discordant coastline. what is the difference between concordant and discordant coast lines (4) concordant coasts are created where rock strata run parallel to the coastline in alternating bands of more resistant and less resistant rocks. How have plants adapted to cold environments? ALEVEL GEOGRAPHY - COASTAL LANDSCAPES | EQ1 : the littoral zone ; offshore, nearshore and backshore. What is the impact of humans on the Taiga? If they move in opposite directions - one increases while the other decreases - then the pair is discordant. The concordant coastline runs from west to east along the south coast. Correct! In Cork in the south west of the Republic of Ireland, Formed from less resistant Carboniferous Limestone. Create your own unique website with customizable templates. Coastlines of Emergence. Less resistant rocks are eroded more than the resistant . Figure 5: Lulworth Cove in Dorset, UK, map data: 2022 Google. - Headlands form along discordant coastlines in which bands of soft and hard rock outcrop at right angles to the coastline. The Holderness coastline - Coolgeography.co.uk concordant and discordant coastlines An explanation of the formation of the cove can be found on the right. Portland limestone erodes very slowly, retreating landwards by marine undercutting and collapse to form a straight W-E coastline. The coastline between Durlston Head and Studland Bay in Dorset, UK, is a great example of a discordant coastline. It is also known as Pacific type coastline, longitudinal coastline, or Dalmatian coastline. A concordant coastline has the same type of rock. This process. (8) Coasts - Grade Booster Geog' Clips As a result, it does not travel far up it. The site is self-funded and your support is really appreciated. A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. concordant and discordant coastlines bbc bitesize - hillsboro, ohio newspaper classifieds - hillsboro, ohio newspaper classifieds - Summer 2 Emerging economies: Asia Studying the emergence of economies in Asia known A concordant coastline is an arrangement of rock strata along the coastline. Discordant coasts are also known as Atlantic coasts, after the Cork coastline in the Republic of Ireland. Faulting is the fracturing of rock with movement from its original position. Free and expert-verified textbook solutions. The water. Wave refraction involves waves breaking onto an irregularly shaped coastline, e.g. Learn vocabulary, terms, and more with flashcards, games, and other study tools. It can be reached at low tide by walking from the mainland. This is because access to the coast offers the opportunity for harvesting marine resources, especially fish, as well as the ability to conduct international trade via the sea. 8. During a storm, the most common waves are destructive. Coastal Environments CPD - Erosional Landforms, Coastal Management and Fieldwork on the Holderness Coast; Coastal Environments CPD - Erosional Erosion, Coastal Management, Deposition and Fieldwork on the Holderness Coast . CAIE IGCSE Geography 0460 Theory Revision Notes - ZNotes That is, if both the row and column index move in the same direction - both increase or both decrease, then the pair is concordant. Beara Peninsula to the north formed from more resistant Devonian Old Red Sandstone and projects 35 km into the Atlantic Ocean. How does geology affect the formation of river landforms? What is the site and situation of a settlement? Waves can be gentle and infrequent or more significant, more frequent, and more powerful. A fjord coast hosts multiple fjords. What is a concordant coastline? - Internet Geography While there are fjords all over the world, the most renowned fjord coasts are in Norway--and in fact, "fjord" is a Norwegian word. Concordant coasts are also known as dalmatian coasts, after the Dalmatian region of Croatia, or Pacific coasts, after the coastline of Chile in South America. Thus, a concordant coastline refers to a coastline that is made up of the same kinds of rocks and arranged parallel to the coast of the sea or ocean. A concordant coastline. As mentioned earlier, discordant coastlines form headlands and bays; on the other hand, concordant coastlines form coves. A concordant coastline can take one of the following two landform types: An example of a concordant coastline is Lulworth Cove, again, in Dorset, UK (figure 3). The difference in rock types between discordant and concordant coastlines means that there are differences in erosion. Secondly, erosion of concordant coastlines results in the formation of coves while the erosion of discordant coastlines results in headlands and bays. For example, both X and Y rate item 1 higher than item 2. It has the unenviable reputation as the number one place in Europe for coastal erosion, and in a stormy year waves from the North sea can remove between 7 and 10m of coastline. Did you know? These act as agents of erosion because their backwashis greater than their swah. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. Introduction to the location of the Delta. The rock types are typically of . You know your landforms of coastal erosion. Fig. Lines of islands separated by narrow sea channels parallel to the coast (sounds). 5 July 2020 / in AQA GCSE Geography , Coasts , Landforms of Coastal Erosion / by Anthony Bennett A discordant coastline is where the geology alternates between strata (bands) of soft and hard rock. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). 1. Case study - coastal landforms: Dorset coastline - BBC Bitesize Landform change - the Dorset coastline - BBC Bitesize Discordant coastlines form where geology alternates between bands of hard and soft rock (see image below). Paymaya Annual Report, Concordant coastline 2. Erosion worsens as the waves becomes stronger. This. The Portland limestone is resistant to erosion; then to the north there is Swanage Bay where the rock type is a softer greensand. These act as agents of erosion because their . The cove is located in a South West England County known as Dorset that is found along the English Channel. Headlands and bays Cliffs along the coastline do not erode at the same pace. These coves are formed by waves breaking through an outer layer of hard rock, such as limestone, and then, over time, the waves sweep away the soft rock further inland, like sand and clay, creating a cove. What are the effects of economic development in Nigeria on quality of life? A coastline with the same type of rock along its length; fewer bays and headlands. A concordant coastline diminated by limestone in the map has the same type of rock along its length. coastal landforms, any of the relief features present along any coast, the result of a combination of processes, sediments, and the geology of the coast itself. Select all that apply. Correct! The concordant coast may take one of two landform types.