there is also a group of airports that belong to some of the ministry of housing is like payam airport. or ghazvin airport, which is owned by the ministry of agriculture, payam airport is owned by the ministry of communications, 56 airports are owned by the ministry of roads, shahrazadeh , the country's airport company, in the construction of the airport, that airport is under the control of the ministry of roads and urban development. i would like to offer you a number of study placements on economic, security, political , environmental, and various studies. in some periods , our airport did not include all of these features , whether it is from the perspective of space or from the perspective of economy , for other reasons, but our airports have always been a helper and helper of the islamic republic of iran in many situations , where in unexpected events. according to that climate and different conditions, many of you have airports in the world, big cities in the world , there are 5 airports in one city, that is, based on the population, the subjects are geography, land, altitude ,