Sydney Harbour YHA has won the very first STAY WYSE Green Initiative Award at the 2011 World Youth and Student Travel Conference (WYSTC) in Barcelona.Sydney Harbour YHA has won the very first STAY WYSE Green Initiative Award at the 2011 World Youth and Student Travel Conference (WYSTC) in Barcelona.Sydney Harbour YHA has won the very first STAY WYSE Green Initiative Award at the 2011 World Youth and Student Travel Conference (WYSTC) in Barcelona.Sydney Harbour YHA has won the very first STAY WYSE Green Initiative Award at the 2011 World Youth and Student Travel Conference (WYSTC) in Barcelona.Sydney Harbour YHA has won the very first STAY WYSE Green Initiative Award at the 2011 World Youth and Student Travel Conference (WYSTC) in Barcelona.