Simulating the Simultaneously effects of Climate Change and Policy of Water transfer from Agriculture to Industry on Horticultural Products (Case of Yazd Province)

Climate Change is inevitable events that influenced the different aspects of human life in the coming years. In this context, in order to deal with it without any doubt, policy-makers and water managers a policy of water will change that agricultural sector as largest consumer of water is the first activity that would be affected. The purpose of this study was to simulate the simultaneously effects of climate change and the policy of water transfer from agriculture to industry on horticultural products in yazd province. In this research, The system dynamics methodology was used. In order to analyze the time series data (from 1367 to 1392) the software of Vensim PLE was used. The results showed that climate change will have negative effects on water resources on Horticultural sector which in interaction with other variables involved in horticultural production can cause negative effects on the performance of the gardens by 1404 in Yazd-Ardakan watershed. In this circumstances, the implementation of the reallocation of agricultural water policy will impose more negative effects on the horticultural sector which can increase the risks such a water conflicts among both the major economic activities and intra-agricultural sector has predicted in Yazd-Ardekan watershed for future.