LEDC VOLCANO CASE STUDY A LEVEL

Thus, it can be argued that prediction, preparation and prevention of this hazard were poor. In the first week of the current eruption, five airplanes encountered eruption-cloud ash, and several sustained significant engine damage. EN Air traffic in the Caribbean was largely disrupted. EC S People flocked to the North, shelters became overcrowded. Local An exclusion zone was set up around the volcano.

S Little infrastructure left untouched in the South to help provide emergency access for people. New roads and airport were built. It has been relatively quiet since New roads and a new airport were built. D Loss of income from industries, lower standard of living conditions and quality of life. At this margin, clearly marked on the map and cross section opposite, there is oceanic to continental convergence. This is a destructive margin, where the denser Nazca plate is subducted beneath the Less dense continental lithosphere of the South American plate. A volcanic observatory was built to monitor the volcano.

Responses The national government brought in the army, air force and navy to evacuate the 5, locals and give them food studu fresh water.

The ash plume was so thick in some parts of Argentina that schools, highways and airports were forced to close. In May the volcano erupted after being dormant for 9, years.

LEDC Volcano Case Study: Montserrat

Source Click here for cleaner image. You might be asked to consider the values and attitudes or opinions of people involved in the eruption, such as refugees or aid workers for example. The major impact was on farming, and many farm animals were killed by suffocating on the ash. The Chilean government plans in the long term to set up monitoring for all the high-risk volcanoes in the country and to create an early warning system.

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In the volcano began to give off warning signs of an eruption small earthquakes and eruptions of dust and ash. By late May the lava eruptions had created a new dome of ,m 2 containing 55million m 3 of material. Montserrat a British Overseas territory is a small island in the Caribbean. In the first week of the current eruption, five airplanes encountered eruption-cloud ash, and several sustained significant engine damage.

LEDC Volcano Case Study: Montserrat – Mindmap in A Level and IB Geography

Once Chances Peak had woken up studyy then remained active for five years. EC S Ledv Population fell from 12, to 5, Capacity to cope prediction, prevention, preparation and Institutional Capacity Chile only has 20 volcanoes with completed geological studies, 7 which have had hazard assessments and 7 more that are monitored.

Real-time seismic monitoring began on 16 th of Mayand that was conducted by the USGS, not a domestic agency. People felt it wasn’t enough which caused riots International Red cross provided water, food and shelter. Evacuations began from South to North, but it was a slow process.

The island used to be self-sufficient, but became dependent on food aid. The capital, Plymouth, has been covered in layers of ash and mud.

Volcano Case Studies (MEDC AND LEDC)

It started with warning signs of small earthquakes and eruptions of dust and ash. British citizenship was granted in stuvy It is part of the Leeward Islands in a chain of islands known as the Lesser Antilles.

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ledc volcano case study a level

Between and Montserrat was devastated by pyroclastic flows. Chaiten is a small volcano in western Chile in the Andes fold mountains. This is a destructive margin, where the denser Nazca plate is subducted beneath the Less dense continental lithosphere of the South American plate.

Chile accepted aid and support from other South American countries and the wider world.

ledc volcano case study a level

The Andes mountain chain has over 40 active volcanoes and in total, so this part of the world is vulnerable to this type of hazard. The airport was buried by Lahars on 11 February The eruption was violent, producing lava, ash, pyroclastic flows and minor earthquakes.

The nature of the hazard type, magnitude, frequency This volcano has a history of eruptions but in human terms it is infrequent. Local Helicopters could only reach the East side of the island due to ash in the air creating problems with reaching survivors. The presence of the volcano resulted in a growth in adventure tourism.

ledc volcano case study a level

These columns were accompanied by pyroclastic flows, lahars, and abundant ash fall. Vulnerability This area of Chile has reasonably low population density, so limits the potential impacts on the local scale. This eruption had no real time monitoring of its eruption until a foreign agency, the USGS, arrived on the 16 th of Maya full 15 days after the first eruption.