With Austria's return to the sport, it's possible that F1 chief executive Bernie Ecclestone will ask the FIA to ratify a whopping 22-race Formula 1 calendar for in 2014.Wheels24 reported that Ecclestone provisionally approved Austria's return to the sport in 2014.With Russia and New Jersey also set to join the 2014 calendar, the schedule could blow out from 19 races in 2013 to an unprecedented 22.'GREATLY CONCERNS TEAM BOSSES'The prospect of returning to beautiful Styria was generally welcomed in F1 circles on Tuesday, "but there is (also) something that greatly concerns" the sport's team bosses, according to O Estado de S.Paulo newspaper."(It is) the size of the next world championship. The issue will surely be discussed at the Hungaroring in the coming days," correspondent Livio Oricchio added.The FIA is expected to release a draft calendar for the 2014 season in the coming weeks. Stay with Wheels24 for the 2013 Hungarian GP weekend.