The radioactivity of airborne particles increases significantly downwind of US fracking sites, possibly damaging the health of people living in nearby communities. And chemicals released during fracking could pose a health risk to children.
Moreover our fracking heartland is leaking methane at a record-breaking rate, more than twice that assumed by the US Environmental Protection Agency.
www.newscientist.com/article/2241347-fracking-wells-in-the-us-are-leaking-loads-of-planet-warming-methane/