Natural hazards and disasters essay

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Natural Disasters Tulane University Prof. A natural hazard is a threat of a naturally occurring event will have a negative effect on humans.

This negative effect is disasters essay we call a natural disaster. Natural hazards and disasters essay other words when the hazardous threat actually happens and harms humans, we call the event a natural disaster. Natural Hazards and the resulting disasters are the result disasters essay naturally occurring processes visit web page have operated throughout Earth's history.

As discussed before, natural disasters are produced by processes that have been operating since the Earth formed. Such processes are beneficial to us as humans because they are responsible for things natural hazards and disasters essay make the Earth a habitable planet for life.

Natural hazard - Wikipedia

Such processes are only considered hazardous when they adversely affect humans and their activities. Natural Hazards disasters essay the natural disasters that result can be divided into several different categories: Geologic Hazards - These are the main subject of this course and include: Earthquakes Volcanic Disasters essay Tsunami Landslides Floods Subsidence Impacts with space objects Atmospheric Hazards natural hazards and These are also natural hazards but processes operating in the atmosphere are mainly responsible.

They will also be /persuasive-essay-topics-on-psychology.html in this course, and include: Tropical Cyclones Tornadoes Droughts Severe Thunderstorms Lightening Other Natural Hazards - These disasters essay hazards that may occur naturally, but don't fall in to either of the categories above.

They will not be considered to any great extent in this course, but include: Insect infestations Disease epidemics Wildfires Natural Hazards can also be divided into catastrophic hazardswhich have devastating consequences to huge numbers of people, or have a worldwide effect, such as natural hazards with large space objects, huge volcanic eruptions, world-wide disease epidemics, and world-wide droughts.

Such catastrophic hazards only have a /help-narrative-essay-ideas.html chance of occurring, but can natural hazards and devastating results if they do natural hazards and.

Natural Disasters & Assessing Hazards and Risk

Natural Hazards can also be divided into rapid natural hazards and hazardssuch as Volcanic Eruptions, Earthquakes, Flash floods, Landslides, Severe Thunderstorms, Lightening, disasters essay wildfires, which develop with little warning and strike rapidly.

Slow onset hazardslike drought, insect infestations, /essays-on-written-communication.html natural hazards and disasters essay epidemics take years to develop. These are hazards that occur as a result see more human interaction with the environment. They include Technological Hazards natural hazards /english-essay-quaid-e-azam.html which disasters essay and disasters to exposure to hazardous substances, such essay radon, mercury, asbestos fibers, and coal dust.

Natural hazards also include other read article disasters essay that have formed only through human interaction, such as acid rain, and contamination of the atmosphere or surface waters with harmful substances, as well as the potential for human destruction of the ozone layer and disasters essay global warming.

Hazardous process of all types can have primary, secondary, and tertiary effects. Vulnerability refers the way a hazard or disaster will affect human life and property Vulnerability to a given hazard depends on:.

Natural disaster

In general, less essay countries are more vulnerable to natural hazards disasters essay are industrialized countries because natural hazards and disasters lack of understanding, education, infrastructure, building codes, etc. Poverty also plays a role - since poverty leads to poor building structure, increased natural hazards density, and lack of communication and infrastructure.

Human intervention in natural processes can also increase vulnerability by. Affluence can also play a role, since affluence often controls where habitation takes place, for example along coastlines, or on volcanic slopes. Assessing Natural hazards and and Risk. Hazard Assessment and Risk Essay are2 different concepts!

Natural disaster - Wikipedia

Risk assessment aids decision makers and scientists to compare and evaluate potential hazards, set priorities on what kinds of mitigation are natural hazards and disasters essay, and set priorities on where to focus resources and further study. Risk and vulnerability can sometimes be reduced if there is an adequate means of predicting a disasters essay event. Disasters essay the word "forecast" is used synonymously with prediction and and disasters essay times it is essay on fear and trembling. A warning is a statement that a high probability of a disasters essay event will occur, based on a prediction or forecast.

Disasters essay a warning is issued, it should be taken as a statement that "normal routines of life should be altered to deal with the danger imposed by the disasters essay event". The effectiveness of natural hazards and warning depends on: The timeliness of the warning Effective communications and public information systems to inform the public of the imminent disasters essay.

The credibility of the sources natural hazards which the warning came. If warnings are issued too late, or if there is no means of disseminating the information, then there will not be time enough or responsiveness to the warning.

Natural Hazards and Disasters Essay

If warnings are issued irresponsibly without credible data or sources, then they will likely be ignored. Thus, the people responsible for taking action in the event of a potential disaster will not respond.

Frequency of Natural Disasters. Again, it is important to understand that natural disasters disasters essay from natural processes that affect humans adversely.

Natural Hazards and Disasters Essay Example for Free

So, what we have to worry about is large events that strike areas where humans live. Thus, in natural hazards studies, it is important to understand the relationship between frequency of an event and the disasters natural hazards and disasters essay of the event.