During the evening of Thursday July 9, electricity generated by wind supplied 116% of Denmark’s electricity demand.  By 3:00 am the next morning the percentage had risen to 140. A surge in windfarm installations means Denmark could be producing half of its electricity from renewable sources well before a target date of 2020, according to Kees van der Leun, the chief commercial officer of the Ecofys energy consultancy.  The original full version of this story can be read in The Guardian.