Pollarding Pollarding involves cutting trees at about shoulder height, above the level of browsing by animals such as deer. Minehead – Case Study. The capital, Plymouth, has been covered in layers of ash and mud. An eruption in the next couple of centuries is not expected. Some grassy areas are left uncut to encourage wildlife like butterflies. Acidic lava , which is very viscous sticky. Unlike regular volcanoes, they do not have the usual cone like structure, rather they occur in large depressions called calderas.

Image courtesy of Wikipedia. Lahars a destructive volcanic landslide or mudflow would devastate whole communities. Volcanoes – Fling the teacher game. Providing three easy-access car parks for people with disabilities. Montserrat is a small island in the Caribbean. If a supervolcano was to erupt there would be a global catastrophe. 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.

They are much larger than normal volcanoes and when they erupt, they can change the many characteristics of Earth.

Indian Ocean Tsunami – Case Study. By continuing to use this website, you agree to their use.

Planning measures adopted include the following: This helps trees live longer, because if a tree were not pollarded, its crown would become too heavy and the tree would topple over or split. Online Activities [Online activities]: 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.


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Pyroclastic event — Everything within a mile radius at least of the eruption will be destroyed. Has been managed by the City of London Corporation since then. Although there are stkdy a handful of Quaternary supervolcanoes, supervolcanic eruptions typically cover huge areas with lava and volcanic ash and cause a long-lasting change to weather such as the triggering of a small ice age sufficient to threaten species with extinction. Kings and Queens used it for hunting deer since Norman times.

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Death and destruction yellowetone Overpeople will be killed instantly due to the blast and pyroclastic event. Mauna Loa is a shield volcano.

Supervolcanoes Case Study (Yellowstone)

Some of the effects are predicted to be:. Supervolcanoes can occur when magma in the mantle rises into the crust from a hotspot but is unable to break through the crust, and pressure builds in a large and growing magma pool until the crust is unable to contain the pressure this is the case for the Yellowstone Caldera. What are the main features of a volcano? Supervolcanoes are on a much bigger scale than other volcanoes. A hydrothermal feature at Yellowstone. For this reason, they’re also known as stratovolcanoes.

Wood can be gained while the tree’s alive, and it can be re-planted once dead. This offers protection under law to its large number of ancient trees, which support a vast variety of flora and fauna.

Ejecta – a supervolcano will eject at least 1,km3 of material compared to 1km3 of a normal volcano.

Volcanoes – AQA – Revision 4 – GCSE Geography – BBC Bitesize

Supervolcanoes are eruptions and explosions of catastrophic proportions, on the Volcano Explosivity Index VEI supervolcanoes are an 8 on a scale that runs from 1 to 8. The large volume of material from the last Yellowstone eruption caused the ground to biteslze, creating a depression called a caldera.


Types of volcano There are two main types of volcano – composite and shield.

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Steep sides as the lava doesn’t flow very far before it solidifies. Providing three easy-access car parks for people with disabilities.

In the volcano studg to give off warning signs of an eruption small earthquakes and eruptions of dust and ash. Location Image courtesy of Wikipedia.

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What are active, dormant and extinct volcanoes? Bulgaria and Ireland – Case Study.

Volcanoes – Revision 1 – KS3 Geography – BBC Bitesize

Volcanoes – Fling the teacher game. Local people were able to graze animals on it and collect wood for fires and building. 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.

Location and Other General Stuff Epping Forest is an ancient deciduous woodland that runs north-east of London on a high gravel ridge.

Maintaining ponds to prevent them silting up.

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