Measurements of hazardous air pollutant concentrations near oil and natural gas extraction sites have generally failed to capture levels above standard health benchmarks; yet, the majority of studies continue to find poor health outcomes increasing as distance from these operations decreases.
from Top Technology News -- ScienceDaily http://bit.ly/2Km3r4y
from Top Technology News -- ScienceDaily http://bit.ly/2Km3r4y
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