The Journey of the World's Largest Dust Source The Sahara is the largest source of aeolian dust in the world, with annual ...

Dust storms are nothing new to Arizona, a state that sees the massive walls of dust roll in every year. In the past month, the Phoenix area saw two major storms, causing flight cancellations, damaged ...

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 ...