VOLCANO CASE STUDY BBC BITESIZE

Ecosystem destruction – Whole ecosystems would be destroyed. Once Chances Peak had woken up it then remained active for five years. 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. Volcanic mud flows called lahars blocked roads making local people even more isolated than usual. 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.

Some roads were destroyed. Ecosystem destruction – Whole ecosystems would be destroyed. It happened underneath the sea. Before it had been dormant for over years. Layers of ash and lava.

Old Faithful is one example of a geyser.

Where is the Nyiragongo volcano? 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. As sea levels increased. The caldera is 55 km by 80 km wide.

Some of this will cause massive lahar flows. Aviation bitesjze stores exploded. Ash clouds would migrate across the globe reaching the UK in 5 daysblanketing soil, clogging volcno, causing respiratory and health problems for people. People were asked to stay indoors because of the ash in the air.

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volcano case study bbc bitesize

People choose to live in volcanic areas despite the risks of an eruption. Yellowstone is one example of a supervolcano. During this time, Montserrat was devastated by pyroclastic flows.

European businesses lost trade. Air travel was severely disrupted across Europe. New people moved into the area bringing the disease with them. Once Chances Peak had woken up it then remained active for five years. The two types of volcano form in different places and have very different characteristics. The capital, Plymouth, has been covered in layers of ash and mud. Stkdy mud flows called lahars blocked roads ovlcano local people even more isolated than usual. Both towns were coated in ash, as were local farms.

Volcanoes – Eduqas – Revision 6 – GCSE Geography – BBC Bitesize

What are the characteristics of a composite volcano? Many homes and buildings have been destroyed, including the only hospital, the airport and many roads.

volcano case study bbc bitesize

The large volume of material from the last Yellowstone eruption caused the ground to collapse, creating a depression called a caldera. Alternate layers of ash and lava.

Ash cloud from Mount Merapi eruption. Why did the Eyjafjallajokull volcano lead to flooding? Most of these people are poor farmers who depend on the richness of the soil for their living.

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volcano case study bbc bitesize

In March there were first signs that the volcano would erupt. The last eruption wasyears ago, and was 1, times bigger than the Mount St Helens eruption in What is the bowl-shaped basin in the top of the volcano called?

Powerful volcanic eruptions

What was unusual about the Eyjafjallajokull eruption of ? Democratic Republic of Congo. Volcanic activity has calmed down cae recent years and people have begun to return to the island. 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.

The ash cloud could be seen from space and the volcano increased in size greatly due to studt deposition.