VOLCANO CASE STUDY BBC BITESIZE

Which of the following was an effect of the Eyjafjallajokull volcano eruption that affected Iceland itself? The small population of the island 11, people was evacuated in to the north of Montserrat as well as to neighbouring islands and the UK. Merapi is located in one of the most densely populated parts of Java with over 11, people living on the slopes of the mountain. Some of this will cause massive lahar flows. Volcanic activity has calmed down in recent years and people have begun to return to the island. Global temperatures could drop by 3 — 5 degrees and remain low for many years. Montserrat is a small island in the Caribbean.

For this reason, they’re also known as stratovolcanoes. The government supported people socially and economically. Food supply – Crops and food supplies would suffer hugely and prices would increase dramatically. The capital, Plymouth, has been covered in layers of ash and mud. The volcano and its eruptions were caused by the Indo-Australian plate being subducted beneath the Eurasian plate.

Volcanoes can provide people with many benefits such as: In September there was increased earthquake activity and white plumes of smoke were seen rising above the volcano’s crater. As sea levels increased.

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The supervolcano at Yellowstone is formed because of a volcanic hotspot. Long term survival — If a global ice age was triggered due to the supervolcanic eruption, plants and animals would die quickly.

If a supervolcano was to erupt there would be a global catastrophe. Which of the following was an effect of the Eyjafjallajokull volcano eruption that affected Iceland itself?

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volcano case study bbc bitesize

During this time, Montserrat was devastated by pyroclastic flows. 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. It is tectonically active with earthquakes and occasional volcanic eruptions.

The air pollution generated by the ash caused health problems for people. The ash cloud could be seen from space and the volcano increased in size greatly due to lava deposition.

Powerful volcanic eruptions

Longer periods between eruptions. Covers a wide area. The volcano and its eruptions were caused by the Indo-Australian plate being subducted beneath the Eurasian plate. There are two main types of volcano – composite and shield.

Volcanoes – Revision 4 – KS3 Geography – BBC Bitesize

Global famine and mass starvation would be inevitable. Bigesize did the Eyjafjallajokull volcano lead to flooding? Volcanic activity has calmed down in recent years and people have begun to return to the island.

Rivers channels became blocked too causing flooding. The large volume of material from the last Yellowstone eruption caused the ground to collapse, creating a depression called a caldera.

The volcano is located on a destructive plate marginat a subduction zone, part of the Pacific Ring of Fire. Lahars a destructive volcanic landslide or mudflow would devastate whole communities. In the volcano began to give off warning signs of an eruption small earthquakes and eruptions of dust and ash.

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People lost businesses and jobs. In March there were first signs that the volcano would erupt. 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. People choose to live in volcanic areas despite the risks of an eruption. Crops would be destroyed due to ash fall and animals would die due to respiratory problems and starvation.

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

Travel was severely disrupted as many flights were cancelled. Tiltmeters showed that the volcanic dome had begun to bulge. You might be asked to consider studdy values and attitudes or opinions of bitewize involved in the eruption, such as refugees or aid workers for example. Beneath it is a destructive plate marginwhere the Nazca plate subducts under the South American plate. Global temperatures could drop by 3 — 5 degrees and remain low for many years.

What was unusual about the Eyjafjallajokull eruption of ?

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