One well would have to be drilled and fracked every day for 15 years to produce enough gas to replace half future UK gas imports, according to new study for Friends of the Earth.
The latest findings from the government survey of attitudes to fracking in the UK puts support at its lowest level since the question was first asked.
The main steel union, Community, has backed the UK fracking industry saying it could support thousands of jobs in the supply chain.
UK shale gas would make only a small dent in the nation’s net imports of gas, according to a briefing by Friends of the Earth. Reducing demand and electricity decarbonisation would have a much bigger impact.