️<unk>️<unk>️<unk>️  ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ Similarly, pollution from coal fires and traffic fumes disrupts parts of the developing brain that support information processing and behavior.<unk> Similarly, pollution from coal fires and traffic fumes disrupts parts of the developing brain that support information processing and behavior.<unk> Similarly, pollution from coal fires and traffic fumes disrupts parts of the developing brain that support information processing and behavior. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> As they grew up it caused problems in concentration, reasoning, judgment, and problem-solving.<unk> As they grew up it caused problems in concentration, reasoning, judgment, and problem-solving. The US study looked at neurotoxic PAH - polycyclic aromatic hydrocarbons - and its effects on the brains of inner city kids.<unk> The US study looked at neurotoxic PAH - polycyclic aromatic hydrocarbons - and its effects on the brains of inner city kids. <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> previous studies have shown PAH can readily cross the placenta and affects an unborn child' s brain and animal studies showed that prenatal exposure impaired the development of behavior, learning and memory. <unk> Earlier studies have shown that PAH can readily cross the placenta and affects an unborn child' s brain and animal studies showed that prenatal exposure impaired the development of behavior, learning and memory. The study by the Institute for the Developing Mind at Children's Hospital Los Angeles and Columbia University's Centre for Children's Environmental Health tested the effects on brain structure of PAH exposure during the final trimester of pregnancy.<unk> The study by the Institute for the Developing Mind at Children's Hospital Los Angeles and Columbia University's Centre for Children's Environmental Health tested the effects on brain structure of PAH exposure during the final trimester of pregnancy.<unk> The study by the Institute for the Developing Mind at Children's Hospital Los Angeles and Columbia University's Centre for Children's Environmental Health tested the effects on brain structure of PAH exposure during the final trimester of pregnancy. It involved taking brain scans of 40 children in New York, followed from before birth until aged seven to nine.<unk> It involved taking brain scans of 40 children in New York, followed from before birth until aged seven to nine. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> ąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąą
️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk>