Dust

An Indian man sits beneath the road level with his face covered during a powerful dust storm in Jammu, India, Monday, June 16, 2014.

Channi Anand/AP

An Indian man sits beneath the road level with his face covered during a powerful dust storm in Jammu, India

Afghans cover themselves from dust, during a dusty day in Kabul...Afghans cover themselves from dust, during a dusty day in Kabul August 16, 2013. REUTERS/Omar Sobhani (AFGHANISTAN - Tags: SOCIETY ENVIRONMENT)

Omar Sobhani/Reuters

Afghans protect themselves from dust in Kabul on Friday