The ease of reaching urban amenities is the defining factor for an accessible city. In fact, many planning agencies aim for a ‘30 minute city’ goal, in other words an average of 30 minute commute for the everyday worker. But how realistic is this? How do our Aussie cities match up to other metropolises across the globe? Daily Presenter Jarred Cross spoke to Dr. Frank Wu who’s research team investigated exactly that, explaining their findings and what areas of transport infrastructure we need to invest in to bring our cities to their greatest potentials.