To what extent can preparedness and planning mitigate the effects of volcanic hazards? (40 marks) A volcanic hazard is a situation that poses a threat to life‚ the environment‚ and infrastructure after a volcanic eruption. Volcanoes are formed at various plate boundaries‚ such as at mid oceanic ridges where plates are moving apart‚ for example at the Mid Atlantic ridge. They also occur on or near subduction zones. The ‘ring of fire’ tends to be where the most violent volcanic activity occurs.
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To what extent can preparedness mitigate the impacts of tropical revolving storms? (40 marks) Tropical revolving storms can be referred to as Hurricanes‚ cyclones and Typhoons these occur in the Atlantic‚ Indian and pacific oceans. Nobody is quite sure how they form but certain factors do need to be met for one to form. One of these is the temperature of the sea which has to be above 28degrees‚ the water also has to be deep beneath the storm‚ this is how the storm gathers its energy. These storms
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Volcanic activity can present a hazard to people and property in various ways and with varying degrees of severity. Whether or not these represent a significant danger to people is dependant on how well prepared the area surrounding the volcano is. The level of preparation is often linked to the overall wealth of the country which the hazard is in. This also impacts how effectively the volcanic even is managed before and after the eruption takes place. The timing of an eruption throughout the day
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Spanish. QUIZ-3 CHAPTER 2 Read the following pages from the book and answer the questions: 1. What is the possessive? Page 19 The term possessive means that one noun owns another noun‚ showing possession. In Spanish there is only one way to express possession‚ and that is using the “of” construction. Using de or de+ infinitive shows that the possessor owns the noun. 2. What is an adjective? Page 106 (lines 1-12) An adjective is a word that describes the noun/ pronoun. Each type
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Emergency Planning and Security Preparedness SEC 493 July 15‚ 2013 David Bagnon Introduction The security of our nation is something that is very important to the country. Because of the horrible events that occurred in September 11‚ 2001‚ national security has had to bump up their security measures. But security is not only for terrorist attacks‚ it is also put in place to secure people from natural disasters‚ before and
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Volcanic hazard depend primarily on physical factors? Discuss. Volcanic eruptions happen all across the surface of the globe‚ many argue that if controlled and monitored they would have little effect on the population. However others argue that some volcanic events are too powerful or unpredictable to control. Firstly I do not agree with this view I believe it is more to do with the human decisions that make a volcanic eruption a hazard. For example we can see this in such volcanic events such
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With reference to examples‚ discuss the ways in which the nature of volcanic hazards can vary Events that cause death‚ injury and damage to property and infrastructure are known as natural hazards. Volcanic eruptions can swiftly become natural hazards which can quickly lead to major loss of life and widespread damage. Primary hazards that are associated with volcanoes include; pyroclastic flows‚ Tephra‚ Lava flows and volcanic gases. Pyroclastic flows are waves of very hot gases and tephra with
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The Effect of Volcanic Eruptions on Climate Introduction Recently there has been a lot of research in the field of climate change‚ and much of it is focused on anthropogenic affects on climate. However‚ there has also been a great deal of research focused on natural Earth processes and how they affect the climate (Robock 2000). One natural process which significantly impacts climate is volcanic eruptions. Volcanic eruptions affect the climate of the earth in many ways (Zielinski et al 1997). Volcanic
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over 20 active volcanos left in the world today. Have you ever wondered or learned about what causes a volcano? Volcanic eruptions can be a huge deal for the environment and the people around it. What causes do volcanos have on the environment and what cause does it have on the people? Well the truth is‚ the causes of active volcanos there are today‚ do have effects on its surroundings. What is a volcano‚ and what causes it to erupt? Volcanoes occur at weak points in the Earth ’s crust. The outer layer
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Positive Effects of Volcanos Volcanic activity has many positive impacts on both the natural physical environment and on socio-economic activity. Positive impacts include the creation of new land‚ the creation of valuable natural minerals and ores‚ and the enhancement of countries’ tourism potential. Creation of new land: Volcanic activity can result in the creation of new land‚ when material from within the earth’s crust is ejected in the form of molten liquid‚ then cools and solidifies to created
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