Australia’s birthrate is now below the level we need to replace the existing population. And across the developed world, governments have tried unsuccessfully to encourage people to have more children. Senior reporter Tory Shepherd talks to Nour Haydar about why the concern about a falling birthrate means we should rethink the pursuit of continued growth, and reduce the barriers to choices for women You can support the Guardian at theguardian.com/fullstorysupport