Fracking debate reignites in Scotland
Scottish energy minister Fergus Ewing has called for a "national debate" on fracking.
Mr Ewing announced a moratorium on the practice in January and is now facing calls to introduce a permanent ban.
Industry leaders have been stepping up their fight to convince the public that drilling for shale gas should have a future in Scotland.
BBC Scotland's environment correspondent David Miller reports.
29 Apr 2015
- From the section Scotland