Geographical Position, Kohkiluyeh Va Boyer Ahmad
The province of Kohkiluyeh Va Boyer Ahmad with an area of 15,563 square kilometers is located in central southwestern Iran. Based on the latest divisions of the country in 1996, the cities of this province are as follows:
Kohkiluyeh (with its center as Dehdasht), Boyer Ahmad (with its center as Yasooj) and Gachsaran. Yasooj is the provincial capital. This province is limited in the north by the province of Chahar Mahal Va Bakhtiyari, and in the south are the provinces of Fars and Bushehr. In the east the provinces of Esfahan and Fars and to the west it is in the neighborhood of Khuzestan province.
In 1996, this province has a population of 544,000. Out of this 39.2% lived in the urban and 60.2% lived in the rural areas. The remaining being non-residents.
Climate, Kohkiluyeh Va Boyer Ahmad
The province of Kohkiluyeh Va Boyer Ahmad is a mountainous region. Approximately 45% of it comprises of hills and mounds and the remaining 15% is in the plain. The highest point of this province is the Dena summit with a height of 4.409 meters and the lower part of this area being 500 m. above sea level. In cold regions the heights are higher, as well as the mounds. In the warmer regions, these heights are lower.
Most of the agricultural lands of this province are located in the plains. The Zagross Mountain Ranges stretch from the northeast to the southwest of Kohkiluyeh Va Boyer Ahmad province, and in the heights, the amount of precipitation decreases, bringing about two types of climate. These are the cold and tropical regions
The tropical region is located in the southern and western parts of the province, enjoying a hot and dry climate with seasonal winds. The rain begins from October and ends in April. Freezing weather is rarely seen in this area. The colder region is to the north and east part of the province where the rainfall begins in October and ends in April. At times snow fall is seen in the region. This part of the province, which is located at the southern most part of the Zagross, has humid weather and its forests are covered with oak trees. Plenty of lakes and rivers flow in this region. Winds blowing in this region are as follows:
Seasonal winds, that are reputedly known as the north and south winds. The north winds usually blow from the Mediterranean and Atlantic Ocean influencing rainfall. Whereas, the south winds blow from the south and southwest are active at the end of spring and summer in the region, and are usually accompanied by heat.
Local winds blowing in different areas, to a lower extent. The most important ones are as follows: The Ashob, Zing Rooz, Kooh, Heyran, Chowgan, Ou and Darakhtroo winds.
History and Culture, Kohkiluyeh Va Boyer Ahmad
The province of Kohkiluyeh Va Boyer Ahmad, in the near past, was one of the districts of Fars province, consisting of two parts being the north eastern that was cold and mountainous and the southwestern sector which had tropical weather and was formerly called Behbahan Kooh. Till June 23, 1963 a part of the present province of Kohkiluyeh Va Boyer Ahmad, was affiliated to the Khuzestan province and a part to Fars province. In Nov. 6, 1959, the tropical part of Behbahan was changed to the township of Kohkiluyeh with its center as Dehdasht. The same was a part of Khuzestan province and the remaining to the province of Fars. Following the riot of Boyer Ahmad in July 13, 1963, Kohkiluyeh Va Boyer Ahmad was separated from the Fars and Khuzestan provinces.
According to the approval of the Parliament of the times it came under a Governor General and Yasooj which was till then devoid of inhabitants, was assigned as its center. In March 1974 Kohkiluyeh Va Boyer Ahmad was changed to a province. According to the book of "Mamasani in the Passage of History", Lurestan, Chahar Mahal Va Bakhtiyari, Kohkiluyeh Va Boyer Ahmad, Mamasani and even Dashtestan, Bushehr, with a common background, all had the same dialect, holding similar cultures and traditions. Furthermore, Boyer Ahmad and Kohkiluyeh also benefited from same culture and social behaviors and had a direct relationship regarding the tribes.