martes, 13 de octubre de 2009

TEXTS DESCRIPTIVE::

¡¡¡¡SOIL POLLUTION!!!!










INTRODUCCTION:





The study soil pollution is very important because it will somehow contaminate the soil as it is the base of living beings, so that the main sources fountain of pollution are pesticides, insecticides and human activity among others.






DEVELOPMENT:





Soil pollution is the presence oh chemicals made by the or other alternatives soil pollution since it appears for a breached storage tanks pesticides application etc.





Therefore this phenomenon is relayed to the degree de industrialization of chemical application.





Pollution risk is primarily health because directly and it get in contal with water resources the





polluted areas are task that consumes time and money and required extensive skill geology, hydrography, chemistry and computer models.





The main pollutants are insecticides that maintain more of then years in the soil and do not decompose, so the damages are:





Introduced in food chains
Found in fatty tissues of animals.










CONCLUSION:





Land based is very harmful to humans as they brig bad consequences as: future generations will not be able to cultivate their lands; this cause the destruction of the habitat species becomes extinct due to that this cause pollution.





Is important to give a solution for this problem and so keep clean our land.








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