infertility treatment centers and these people are not covered few insurance organizations, gole mandam, taybeh kargar, sedav and sima news agency, climate change, the decrease of rainfall, iran's location on the hot and dry belt of the world, and improper use of water resources and their drying up have caused dust storms to turn the sky of iran dusty. and have more continuity than in the past. 128 to 365 days, 2 million tomans of dust is produced from 35 million hectares of domestic dust centers, but 70 % of the dust in the sky of iran comes from foreign sources in neighboring countries, but 270 million hectares of dust-prone lands and about 150 million tons of soil the dust makes its way to iran. these countries are the second most crowded places on the planet after the great sahara. in the west and southwest of iran , iraq, syria and saudi arabia, and the countries of the persian gulf, in the north and northeast of iran, afghanistan, pakistan, and turkmenistan are the most important centers. foreign sources of dust production were identified. in order to have a better understanding of the volume of