The anti-oil and gas crowd continually shrieks about health issues caused by "fracking". All of the shrieks are in vain.
There is no proven connection between oil and gas development and health issues. In particular the issue of emissions.
This study is just another in a long list of studies that continues to debunk the "fractivist" misinformation campaign.
This study, unlike those presented by fractivists, is rooted in science, not hyperbole, rumor and inuendo.