Independent: A small percentage of the shale gas sites drilled in the event of a UK fracking boom would probably contaminate the surrounding environment because of problems with wells, a new report has warned, adding that in some cases the damage could be exacerbated because the companies that drilled them will have gone out of business.
A Durham University study into the impact of shale gas production concludes that it is likely that well barrier failure will occur in a small number of wells and this could...