Research Article

Evaluation of Land Use Regression Models for Nitrogen Dioxide and Benzene in Four US Cities

Figure 1

Example of El Paso school sites chosen (red) to be representative of all other school sites (green) for the variables of distance to petroleum facility point source (OIL_DIST, m), distance to nearest road segment cars/day (DIST_90KP, m), and distance to nearest border crossing (BRDR_DIST). (Blue sites are compliance sites).
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