An environmental group's challenge over how the controversial €500m Shannon LNG terminal and pipeline was included in a list of EU Projects of Community Importance has implications not just for Ireland "but potentially across the EU", the State has told the High Court.

An environmental group has got permission from the High Court to bring a significant challenge over how the controversial €500m Shannon LNG terminal and pipeline was included in a list of EU Projects of Community Importance.

American actor and producer Mark Ruffalo, called on the Irish Government to withdraw support for the Shannon LNG gas terminal project amid claims it will allow the importation of fracked gas into Ireland.