Beijing's 'sandstorm' was actually a dust storm – and that's much worse

The skies in Beijing turned orange recently, thanks to what was widely-reported as a massive sandstorm.

The problem, at least in terms of public health, is that it was not actually a sandstorm. It was a dust storm.

This might sound like an act of geological pedantry, but it represents a crucial…

© La Conversation - jeudi 18 mars 2021