A woman with her children crosses a busy street in the capital Kabul
A woman with her children crosses a busy street in the capital Kabul, February 4, 2020. Kabul has become one of the most polluted cities in the world. For several months per year, especially in the winter time, the city gets blanketed by a toxic haze of particulate matter. Small and often invisible toxic particles that threaten the health of its six million residents.