You can compare the language and tone of these two sources, even if you don't know the technical details.
... (OSI) previously headed by New York State Department of Environmental Conservation (DEC) Commissioner Joe Martens, last seen several months ago fishing at some undisclosed location. OSI, in turn, is closely connected with the Natural Resources Defense Council (NRDC). These organizations operate in the fashion of an old-fashioned cartel with overlapping memberships, which is hardly a surprise given the impetus for all of them came from the Rockefeller family, which built its fortune on such tactics.
http://naturalgasnow.org/fracking-junk- ... th-part-1/
vs
The study—which is part of a larger Duke project studying the effect of fracking on water—doesn’t show that fracking is inherently unsafe, but does show that without proper controls, the wastewater being dumped into the environment daily represents a very real danger for local residents.
http://www.smithsonianmag.com/science-n ... am-351641/
I don't think it's much of a contest. Though both have illustrations whose relevance I didn't understand, the Smithsonian article doesn't cast aspersions on anyone's character or motives; confines itself to the results of the single preliminary study and doesn't even mention all the other hazards, like flammable tap water, methane escaping into the air, contributing to green house effect, and
Earthquake activity has spiked recently in parts of the central United States where shale rock is increasingly being mined for natural gas and oil.
https://student.societyforscience.org/a ... and-quakes
Sounds pretty dangerous to me. But then, I thought deep ocean oil drilling was a bad idea. So what do I know?