Sunday, April 11, 2010

Forest Fires #1 .

Forest fires can affect the reproductive success of plants and animals. If a animal has young offspring the offspring wouldn't be able to fend for its self in the face of a forest fire. Also if a animal is pregnant with its young then it wouldn't have a very high chance of escaping because it would be very large with its baby's inside of it. Plants reproduction can be affected by the fire burning those plants. It could cause mutations in the plants, or for a very strong plant to turn weak.

Forest fires actually entensify the amount of vegatation on the floor of a forest, also the thick amount of ash that the fire makes helps some plants grow more vastly and faster. So this causes more fires as they are easier to ignite and kills different plants and animals as they cannot live in the fires. Therefore the fire would cause a lack in those types of reproduction and the plants and animals would become extinct.

If a area hasn't has a forest fire for a very long time then new trees can be delevloped that don't have thick bark as most trees which are affect by forest fires evolve and get. The problem with the new tree's is that as soon as there is a forest fire they don't have that protection which makes the new breed more susceptible to being quickly extinct.

Some trees can become dependent on the forest fires to open there seeds in order to reproduce. This can become a problem because if there isn't a forest fire in a long time then the seeds of those trees will not open therefore causing those tree's to become extinct. When species becomes exstinct in can negativly impact out environment causing a chain of extinction.

In conclustion forest fires has a lot of impact on the environment in the areas that they regularly occur. It can be a good impact as long as the fire is containted, but it can also be a bad impact if they don't happen often enough.

References:
1.http://www.agf.gov.bc.ca/range/publications/documents/fire5.htm
2.http://ajwaters.myweb.uga.edu/

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