Essay On Bushfires

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Obliterating everything in its path, a bushfire is a natural hazard, which can be defined as wild fires in scrublands and or bushlands, especially one that spreads rapidly and is hard to contain. They can be catastrophic, causing severe damage to properties, the environment and even deaths. And as a result there is an ever-increasing need to prepare for the potential impacts of bushfires.

Due its size, different parts of Australia are prone to bushfires at certain times as a result of widely varied fire seasons. This is due to the different weather patterns.
Each part of Australia has its own unique combination of weather systems that produces severe bushfire conditions, but in all cases these conditions result from hot, dry winds blowing from Australia's central arid region.
The image below clearly shows the fire prone areas during the different fire seasons. As seen the image, the fire season for most southern parts of Australia are during the spring and summer seasons. The north in …show more content…

Other factors that contribute to natural bushfires are dry, hot climates with minimal rainfall, the availability of fuel and the presence of oxygen. Disposal of excess fuels in the forms of dried and or dead leaves or vegetation must be encouraged to reduce the chances of ignition by diminishing the medium for fires.

Prior to the occurrence of bushfires, the conditions has to be just right to nurture the flames, unfortunately for Australia most times, is the right time. The humidity has to be relatively low, lower than around 20%, which consequently dries out the fuel and making it extremely flammable. There also has to be a gradient of different air-pressures causing winds and therefore increasing oxygen and as a result intense flames can be cultivated. If a dry spell follows a period of good rain that has encouraged lush vegetation, there is a greater fire risk as a consequence on the excess fuel

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