首页|Assessing the impacts of groundwater management policies on farmer cooperation using agent-based modeling
Assessing the impacts of groundwater management policies on farmer cooperation using agent-based modeling
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This study presents a new holistic framework for modeling farmer decision-making by integrating both top-down and bottom-up approaches.It uses three interlinked subsystems to evaluate how changes in water policies impact farmer decisions and profits:the first model simulates water balance,the second simulates farmer behavior,and the third assesses farmer profits.Two scenarios are explored:Scenario I introduces penalties for groundwater overexploitation,and Scenario Ⅱ implements awareness raising and training to encourage using modern irrigation systems.The results show that penalties lead to reductions in water requests exceeding limits by 8%,45%,and 68%for fines of 1000,5000,and 10,000 IRR·m-3,with corresponding net profit decreases of 1.3%,8.0%,and 11.6%.The ranges of farmer cooperation for groundwater management vary from 20%to 50%over the 10-year simulation period.In Scenario Ⅱ,increasing the radius of awareness from 0.5 to 2 km substantially increases the adoption of modern irrigation from 1457 to 2057 farmers.These findings highlight how different policy measures impact various types of farmer based on their specific characteristics and preferences.