Friday, April 11, 2008

Bushfires


Introduction
A Bushfire is something that occurs naturally. Bushfires can be a very tragic disaster that happens to people. During a Bushfire people can be killed, injured or their homes can be destroyed. Bushfires can happen all over the world at any time.


What is a Bushfire?
A bushfire is a wildfire that occurs in the bush. It is a natural phenomenon that commonly occurs in Australia. Bushfires are a burning bush or forest. A bushfire is the combustion of a burning woodland.


How do Bushfires occur?
For a bushfire to occur it needs fuel, leaves or wood. A bushfire is caused by a lightening strike, spontaneous or deliberated accident flame. Things that can cause a bushfire are dry weather, high temperatures and flammable. A bushfire needs oxygen and heat to occur.

Why do Bushfires occur?
A bushfire can occur on occasions like a camp fire when it is out of control. Bushfires can start by people putting their cigarettes on the ground. They can also occur because there is a spark from lightening. Another reason is people just setting fires deliberately.


Examples of Bushfires around Australia
- There was a bushfire in 1994 in Australia N.S.W there were high temperatures of about 40 degrees Celsius.
- There was another bushfire in 2001 in Australia N.S.W on Christmas Eve and Christmas Day.
- The Ash Wednesday fires occurred in Victoria on the 16th February and ended on the 18th February in South Australia.
- Black Saturday occurred in Canberra on
the 18th January 2003 the fire began on the 8th of January by a lightening strike.

How do Bushfires affect people and the environment?
Bushfires affect the environment because forests are destroyed and trees are damaged. They can also affect our wildlife as animals are killed or injured. The animals’ habitats are also destroyed. People can also be killed from bushfires.


Other Interesting Facts
- Bushfires manly occur during the seasons Summer and Autumn.
- A crown bushfire is when the heat and flames from a surface fire ignite the tops of the trees.
- In Australia some bushfires become massive disasters.
- Bushfires are one of the most destructive forces of nature.

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