An opportunity to visit one of Europe's highest wind parks and do your bit for a great charity awaits in the run-up to the European Wind Energy Association's EWEA 2013 show, taking place in Vienna, Austria, from 4-7 February.

"Our projects bring light to houses, schools and hospitals and provide people and agriculture with clean water. Access to energy stimulates the economy and entrepreneurship and improves access to education and health services." - Fran Witt, Renewable World spokesperson