Australian: AUSTRALIA is hotter than ever and is expected to get hotter, with huge consequences for the nation’s farming industry. CSIRO scientist Mark Howden has warned that changes in climate, even though only slight, meant the nation needed to re-think approaches to agriculture. Dr Howden, from the CSIRO’s Climate Adaptation Flagship, told the Greenhouse 2009 conference yesterday that agriculture practices could look quite different in future decades. He believes Australian …