 The analysis by the Bushfire CRC, the Australian Bureau of Meteorology, and CSIRO Marine and Atmospheric Research found that the number of "very high" fire danger days generally increases 2–13% by 2020 for the low scenarios (global increase by ) and 10–30% for the high scenarios (global increase by ).The number of "extreme" fire danger days generally increases 5–25% by 2020 for the low scenarios and 15–65% for the high scenarios.In April 2019 a group of former Australian fire services chiefs warned that Australia was not prepared for the upcoming fire season.