Last year, wind contributed 5% of national electricity needs, compared with 13% from geothermal and 57% from hydro.

Wind, which the association predicts will be the most cost-effective energy source in New Zealand by 2015, is vital for sustainable global development, according to Pyle. This belief brought the environmentalist, long-time civil servant and non-governmental organisation (NGO) manager to the NZWEA in July 2011.

“Wind