NEWS.com.au | Deadly mix of heatwaves and humidity could make some Australian cities virtually 'uninhabitable' NEWS.com.au WITH temperatures nudging 70C, this CBD has already been dubbed a “river of fire”. Deadly heatwaves could make it a no-go zone. Benedict Brook@BenedictBrook · news.com.auNovember 27, 20179:13am. Video; Image ... Australian cities could soon be uninhabitable because of extreme heat with 'brutal' global warming already making ... |