Storms have brought heavy rain to fire-hit ... A separate 'wall of dust' hit Australia last week Historically, the worst fires have erupted in late January and February but authorities have ...

Australia's clear air standard is a PM2.5 ... But the weather stoking the flames has created other issues too, such as dust storms. In Victoria, officials issued an "extreme" warning in November ...

ash from Australia's bushfires was blamed. But researchers studying the event now say the real culprit was desert dust storms that sent massive ... In a new study, planetary scientists at the ...