A trio of major US Permian basin players last week warned against the impacts of a potential federal ban on hydraulic fracturing, writes Caroline Evans.
Candidates backing such a scheme have risen in the latest polls for the Democratic nomination ahead of the 2020 US presidential election.
Texas-based supermajor ExxonMobil said efforts to ban fracking would not dampen demand for fossil fuel resources and would shift any economic benefits related to extraction away from the US and increase prices.
