Imagine driving down a desert highway on a bright summer afternoon when suddenly, the horizon disappears behind a towering wall of dust. Then, within minutes, the sky darkens, visibility drops to zero ...

Arizona State University researchers have created a first-of-its-kind Dust Storm Scale. It's something, they say, that can help people here in the valley better understand this weather phenomenon.

The technology used to predict sand and dust storm (SDS) severity has for decades systematically overestimated when and where sediment is transported across Earth's surface, a new study shows.