Pollution exposure during pregnancy reduces the IQ of children, according to a study published in the journal Pediatrics.

The study was conducted by the Columbia Center for Children’s Environmental Health and National Institute for Health of United States. At five years 249 children were studied from the City of new york. The results showed that polycyclic aromatic hydrocarbons, PAHs from now on, the product of toxic pollutants daily activities like coal burning, diesel, petrol and gas, reduce the IQ of children from pregnancy.

Children who were exposed to high levels of pollution, high levels of PAH, showed a lower IQ of 0.36 points to children not exposed. Non-exposed children who were living in the countryside and cities, no large cities.

The study noted that the effects of pollution on the IQ was similar to those identified when the children were exposed to low levels of lead. Previous investigations have established that the lead and reduce the IQ was very damaging to the nervous system.

PAHs pollutants are factors that are issued by large cities. Every day increases causing environmental damage and reduced intellectual performance of children, which directly affects their future school and work.

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