Pollution

Páginas: 2 (305 palabras) Publicado: 2 de diciembre de 2012
Pollution
Pollution is detrimental alteration of the natural state of a medium as a result of the introduction of an agent oblivious to that environment (pollutant), causing instability,disorder, harm or discomfort to the ecosystem, in a physical or in a living .
The contaminant may be a chemical, energy (as sound, heat, or light), or even genes.
Sometimes the contaminant is aforeign substance, or a form of energy, and sometimes a natural substance.
It is always a negative alteration of the natural state of the environment, and generally, is generated as a result of humanactivity considered a form of environmental impact.
Pollution can be classified according to the type of source from where, or how or medium pollutant emitting polluter.
There are manypollutants including chemicals (such as pesticides, cyanide, herbicides and others.), Municipal waste, oil, or ionizing radiation.
All these can cause disease, damage to ecosystems or the environment.Pollution
Pollution is detrimental alteration of the natural state of a medium as a result of the introduction of an agent oblivious to that environment (pollutant), causing instability,disorder, harm or discomfort to the ecosystem, in a physical or in a living .
The contaminant may be a chemical, energy (as sound, heat, or light), or even genes.
Sometimes the contaminant is aforeign substance, or a form of energy, and sometimes a natural substance.
It is always a negative alteration of the natural state of the environment, and generally, is generated as a result ofhuman activity considered a form of environmental impact.
Pollution can be classified according to the type of source from where, or how or medium pollutant emitting polluter.
There are manypollutants including chemicals (such as pesticides, cyanide, herbicides and others.), Municipal waste, oil, or ionizing radiation.
All these can cause disease, damage to ecosystems or the environment.
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