VOLCANO CASE STUDY BBC BITESIZE

  • June 24, 2019

Some of this will cause massive lahar flows. Lahars a destructive volcanic landslide or mudflow would devastate whole communities. Why did the Eyjafjallajokull volcano lead to flooding? Democratic Republic of Congo. Composite volcanoes have the following characteristics:

Volcanic mud flows called lahars blocked roads making local people even more isolated than usual. Where is the Nyiragongo volcano? If a supervolcano was to erupt there would be a global catastrophe. Both towns were coated in ash, as were local farms. Merapi is located in one of the most densely populated parts of Java with over 11, people living on the slopes of the mountain. Longer periods between eruptions.

Volcanic mud flows called lahars blocked roads making local people even more isolated than usual. People choose to live in volcanic areas despite the risks of an eruption.

volcano case study bbc bitesize

Tiltmeters showed that the volcanic dome had begun to bulge. Lahars a destructive volcanic landslide or mudflow would devastate whole communities. New people moved into the area bringing the disease with them. The caldera is 55 km by 80 km wide.

It happened beneath an ice sheet.

Powerful volcanic eruptions

Changing a way of life — Homes would be destroyed; air, road and rail travel and transport would grind to a halt, water supplies would be contaminated — life as we know it would change radically and survival would become increasingly difficult. European businesses lost trade. Composite volcanoes stud found on destructive plate volcaowhere the oceanic crust sinks beneath the continental crust.

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There was a lack of sanitation in areas that people fled to.

Alternate layers of ash and lava. It would spark climate change that might trigger a mini-ice age due to the amount of sulphur dioxide thrown into the atmosphere and reflecting solar radiation.

volcano case study bbc bitesize

The last eruption wasyears ago, and was 1, times bigger than the Mount St Helens eruption in On Monday 25 OctoberMerapi erupted and continued to erupt until 30 November. Ash clouds would migrate across the globe reaching the UK in 5 daysblanketing soil, clogging machinery, causing respiratory and health problems for people.

The eruption was violent, producing lava, ash, pyroclastic flows and minor earthquakes. Some roads were destroyed. The next eruption is predicted to have catastrophic worldwide effects. There are two main types of volcano – composite and shield.

volcano case study bbc bitesize

The government supported people socially and economically. Crops would be destroyed due to ash fall and animals would die due to respiratory problems and starvation.

This could include a 25 mile high ash cloud. Global famine and mass starvation would be inevitable. Both towns were coated in ash, as were local farms.

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The volcano is located on a destructive plate marginat a subduction zone, part of the Pacific Ring of Fire.

Volcanoes and volcanic eruptions – Revision 6 – GCSE Geography – BBC Bitesize

During this time, Montserrat was devastated by pyroclastic flows. The ash cloud could be seen from space and the volcano increased in size greatly due to lava deposition. Types of volcano There are two main types of volcano – composite bjtesize shield. Every year millions of visitors come vo,cano see the related features, such as geysers and hot springs. Shield volcanoes are found on constructive plate marginswhere two plates move away from one another.

Which of the following was an effect of the Eyjafjallajokull volcano eruption that affected other countries in Europe? Air travel was severely volcqno across Europe. Some of this will cause massive lahar flows. In March there were first signs that the volcano would erupt. An example of a composite volcano is Mount Pinatubo in the Philippines. As it rained more than usual.