Offshore vertical-axis wind turbines (VAWTs) could viably take up residence next to traditional horizontal models in certain deepwater areas off Europe, according to a study commissioned by the UK Energy Technologies Institute (ETI).

The £2.8m ($4.6m) Nova project — run by a consortium of Wind Power Limited (WPL), OTM Consulting, Cranfield University, the University of Strathclyde, Sheffield University, James Ingram & Associates, QinetiQ,