Why are devastating bushfires erupting before summer? New research explains it

Bureau of Meteorology researchers painstakingly analysed more than 40 years of data to work out exactly what is causing Australia’s spring bushfire phenomenon. Chris Lucas and Sarah Harris explain their findings.

Extreme weather hit 62 million people in 2018: UN

The United Nations’ weather agency says extreme weather last year hit 62 million people worldwide and forced 2 million people to relocate, as man-made climate change worsened.