Comparison of the opinion of rangeland user and expert about factors influencing natural resources degradation in Iran

Many damages caused by exploiters in Iran natural resources due to incorrect and unsuitable utilization, especially in recent decade. In this research by using two questionnaires(natural resources exploiters questionnaire and involved experts in natural resources management questionnaire), effective factors on natural resources degradation have collected in 11 provinces, including: Ardabil, Gillan, Kermanshah, Hammadan, Tehran, Markazi, Khozestan, Esfehan, Yazd, Boushahr and Sistan and Balochestan. Totally 1847 completed exploiter questionnaires and 504 completed expert questionnaires, collected. Answers and opinions classified and analyzed. In order to comparison of two groups opinion, depend on their grade, arranged in two right and left columns and similar grades were lined to each others. Results showed that every group had different opinion about importance and grade of natural resources degradation factors. So, their ideas were compared and showed in a graph. Line direction from left to right and reverse indicate the difference between grade of two group opinions and line slope intensity, indicate the dept of difference of opinions between of two groups. Experts had given higher grades to some factors in their answers than exploiters and reverse. For example in 41.7% of answers, experts had given higher grades to factors and 45%, exploiters had given the higher grade. In 13%, opinions of two groups are the same about natural resources degradation factors.