 Summers in 2013 and 2014 continued this trend of record-breaking heat—2014 was Australia's third-hottest year on record and 2013 broke national records.In January 2013, the Bureau of Meteorology (BOM) altered its weather forecasting chart's temperature scale to include a range, coloured purple, between 52 °C and 54 °C.Coastal communities face risks from sea level rise, albeit over a long period of time based on current estimates of the IPCC Fourth Assessment Report.