1. the pollution substances such as viruses, bacteria, roundworm life asueng these organisms cause disease in humans: Manilkara hexandra, and living organisms in the soil
2. Some inorganic compounds such as chemical contamination, if there is too much will cause soil salinity or organic type of insecticide, which is broadcast along the food chain, and more will increase the quantity the consumer stage
3. Radioactive substances, pollution from power plants, the new energy and atomic reactors wakhe, including from radioactive. China GSM radiation, beta radiation, which is known as "color if this header if there are residual radiation in the high lands.
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