ScienceDaily: People living or working near active natural gas wells may be exposed to certain pollutants at higher levels than the Environmental Protection Agency considers safe for lifetime exposure, according to scientists from Oregon State University and the University of Cincinnati.
The researchers found that hydraulic fracturing -- a technique for releasing natural gas from below-ground rock formations -- emits pollutants known as PAHs (polycyclic aromatic hydrocarbons), including some that are linked...