RICHARD S COURTNEY says ‘wind power provides negligible electricity’ (Irish Examiner letters, April 6). He provided a link to a document to back his assertion. Unfortunately, that essay is replete with elementary errors.

LOUISE Hogan reported 'wind power could be used to generate over one-third of the energy needs of the entire island of Ireland by 2020, a new study has revealed' (Irish Examiner, April 3).