BBC Documentaries - 2017x57 - Dust Storms- Followmy.tv

Up to five billion tons of dust blows around the earth each year. Dust Storms looks at the growing menace created by these phenomena. Focusing on the Middle East, one of the world's worst affected areas, with the help of the world’s top scientists we look at why dust storms happen, how they affect our health and what we can do about them.