Human Impacts There was a huge financial cost to the floods. Cars, walls and even bridges were washed away. A flash flood is is a rapid flooding of geomorphic low-lying areas – washes, rivers , dry lakes and basins. Sort statements to show these causes, effects and responses, e. Prince Charles, who is the Duke of Cornwall, made a large donation to a fund to help rebuild parts of Boscastle. A line of very heavy rain starts at about 1 p. Rainfall Radar Animation of rainfall radar.
Also, they support police in arranging evacuation and providing rest centres. Builds, maintains and inspects flood defence for rivers including Valency and Jordan. The drainage basin of Boscastle is steep and impermeable rock. A trough is an area of localised rain and thunderstorms. Hydrograph and brute facts AS Geography – Extreme weather Unit 2. The flood on 16 August in Boscastle in Cornwall was the worst in local memory and an Environment Agency report concluded that it was among the most extreme ever experienced in Britain.
Weather chart Fig 1.
Case Study – Boscastle Floods
There is more about surface pressure charts in the weather section of the Met Office website. Physical Impacts Flooding On the day of the flood, about 75mm of rain fell in two hours — the same amount that normally falls in the whole of August. Cause, effect and response Floods More resources by this contributor 2. They monitor water levels and flows.
Hydrograph and brute facts The thickest cloud is shown by the brightest white areas on the picture.
Slide show of photographs of the Boscastle flood. It is a warm and moist tropical maritime air mass. Download the adaptable Word resource.
The drainage basin of Boscastle is steep and impermeable rock. Rainfall Radar Animation of rainfall radar. Bosfastle statements to show these causes, effects and responses, e.
A Case Study of the Boscastle Floods
Long-term stress lfvel anxiety to people traumatised by the incident. A line of convergence formed near the coast line, where air moving in almost opposite directions collides, this helped to increase the rate of ascent and produced very heavy rain. Anonymous 31 October at Anonymous 27 January at Land use – The upper part of the village has been developing urbanisation!
River management – AQA – Revision 5 – GCSE Geography – BBC Bitesize
Animation of rainfall radar. Four footbridges along the Valency were washed away. Widening and deepening the river channel – this allowed the river to carry more water. Raising the car park and using a permeable surface – this allowed cars to be much higher and so they were less likely to be swept away. Map of the area affected What happened gegoraphy cause this event? Cars were swept out to sea, buildings were badly damaged and people had to act quickly to survive.
The Environment Agency is responsible for warning people about floods and reducing the likelihood of future floods. For example, the red areas indicate that rain casw falling at between eight and 16 mm studj hour. Boscastle is also located on a confluence of three rivers.
Also, they support police in arranging evacuation and providing rest centres. It remains over the area for about six hours. The responses to the flood were both short and long term.