Last week the Irish Academy of Engineering (IAE) called for a halt on a proposed €30bn spend on the national energy infrastructure so that a proper assessment of future energy needs as well as the economic benefit of the massive investment in renewable power could be addressed. ...Plans are now afoot to deliver up to 7,800 MW of wind power on the island of Ireland, with a mixture of onshore and offshore projects in the pipeline. It may well help reduce our carbon emissions, but at what cost?