Marine heatwaves have increased over the past century as a direct result of warming oceans, with significant impacts on biodiversity, fisheries, tourism and aquaculture.
The Bureau of Meteorology has been accused of fudging its temperature data records. It's a very serious accusation - and it's untrue, write Andy Pitman and Lisa Alexander.
Extremely hot temperatures over land have dramatically increased in number and area despite claims that the rise in global average temperatures has slowed over the past 10 to 20 years, new research shows.
There is still scientific work to do on attributing specific events to climate change, but we know enough to make policy decisions, write Steve Sherwood and Lisa Alexander.
Dr Lisa Alexander, a UNSW expert in climate extremes, has been honoured by the Australian Academy of Science in its awards for scientific excellence.
Three prominent climate scientists from UNSW have been appointed as expert advisors to the Federal Government's new independent Climate Commission.