But then we always said that they would didn't we. According to Total CEO Christophe Marjorie and 'Productive Recovery' Minister Arnaud Montebourg, new techniques proposed for 'clean' fracturing include those deploying a technique to stimulate propane: Heptafluoroprane. Already used as a propellant in pharmeceutical inhalers, this form of fluorinated propane would, provide a 'reliable and operational alternative' to hydraulic fracturing.
So, always assuming that anyone thinks this might be a good idea ( please do leave a comment if that includes you ), we still have the question of massive landscape and ecological disturbance, noise, intrusion in urban areas, logistics, flaring, ugly derricks, horrendous logistics and proven health issues.
More importantly, the gas should stay in the ground. It's extraction is related to short-term notions of 'transition', detracts from investment in renewables and is yet one more dirty fossil fuel with carbon emissions ( when all is factored in ) considerably worse than those for coal.
Read more here: ( in French ) :http://www.zepros.fr/energie/actualites/17246/Gaz-de-schiste-enfin-une-technologie-dextraction-propre-.html