Unintentional and intentional 0.0 / 5 ? GeographyCoastal environmentsA2/A-levelAll boards Created by: NiamhSharpCreated on: 20-01-20 18:56 Abbotts Hall Farm: location Black water estuary, Essex, south east england 1 of 27 when did it happen 4th Nov 2002 2 of 27 places wall breached 5 places 3 of 27 how much was flooded 80ha of farm land 4 of 27 what is the coast eroded by? coastal squeeze 5 of 27 what happens to the salt marsh dies back, eventually all is eroded away 6 of 27 how much was the coast being eroded away? 2m/yr 7 of 27 how much does the sea wall cost? £500,000 every 20yrs 8 of 27 aim create new salt marsh habitat 9 of 27 why was the the time carefully chosen? so it wouldn't disrupt the fauna 10 of 27 what was moved to a different area? Herring 11 of 27 what happened after 6 months? 80ha of pioneer salt marsh 12 of 27 what reduced when the sea wall was breached? erosion due to coastal squeeze reduced 13 of 27 how much of the salt marshes were being eroded? 40% 14 of 27 where did the beach reduce pressure? surrounding areas of Abbotts Hall Farm 15 of 27 conclusion intentional success, loss of jobs, benefits outweigh losses 16 of 27 Dubai Dredging, suspension kills fish 17 of 27 how long did it take coral to grow back 2 years 18 of 27 how much of the coral was moved 20% 19 of 27 how much was killed 2.5 million miles squared 20 of 27 how much was killed by the Palm alone 1 million 21 of 27 what were beaches starved of sediment 22 of 27 by how many degrees did LSD change 40 23 of 27 what the impact of LSD changing direction Increased erosion 24 of 27 what was altered tidal flow 25 of 27 what happened to the water became stagnant, saline water= eutrophication 26 of 27 what did eutrophication lead to decrease in biodiversity 27 of 27
Exploring Oceans 5. How have socio-economic and political factors influenced the use of the oceans? 0.0 / 5
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