Study Finds That Fracking Is Not the Source of Groundwater Contamination, But Bad Practices Are

"Poor practices are poor practices and they need to be identified and need to be penalised so they are not carried on beyond a reasonable point," he told BBC News.

Dr Groat said far more research on hydraulic fracturing was needed, and his Energy Institute planned now to take a closer look at the other concerns such as any increased earthquake risk.