is the result the interaction of different environmental factors that make the ecosystem is maintained with some degree of dynamic stability. The relationship between individuals and their environment for the existence of an ecological balance is essential to life of all species, both animal and vegetable.
The most serious effects have been caused to renewable natural resources: Water, soil, flora, fauna and air.
The great technological and industrial development has outstripped the capacity of nature to restore the natural balance is upset and the man has been compromised.
The biggest problem of human communities today is garbage, because of excessive consumption. Public services become insufficient and the amount of waste as waste that great mass of population has acquired critical dimensions and disturbed ecosystems.
The food waste and organic material contained in garbage, constitute a health problem because they are breeding grounds for insects responsible for transmission of diseases such as gastroenteritis, typhoid fever, malaria, encephalitis, etc ..., attracting rats involved in the spread of bubonic plague, typhoid, food poisoning and Others.
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