tA decade ago, global warming was a topic that might be lightly touched on in high school science classes. But recently it’s the forefront of environmental concern. The greatest cause and contributor is said to be air pollution. Air pollution is divided into two categories, indoor and outdoor. Quality of the air around Texarkana is currently meeting standards, although one area of Arkansas is facing problems. “Arkansas meets all federal air quality standards for all criteria pollutants, with the exception that Crittenden County in East Arkansas is designated as a non-attainment ar...

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