伊朗总统：德黑兰缺水危机加剧，伊朗“别无选择”，必须迁都

Core Viewpoint - Iran's President Pezeshkian announced the necessity of relocating the capital from Tehran to the southern region due to urban expansion, worsening water shortages, and increasing ground subsidence threats [1][3]. Group 1: Urban Expansion and Resource Crisis - The President emphasized that the current resource crisis in Iran is urgent, necessitating a shift in development strategy towards the Persian Gulf region [3]. - Tehran, Karaj, and Qazvin are facing severe water shortages that are not easily resolvable [3]. Group 2: Water Shortage Statistics - Last year's rainfall was recorded at 140 millimeters, significantly below the standard of 260 millimeters, indicating a decrease of approximately 50% to 60% [5][6]. - The cost of transporting water to Tehran could reach up to 4 euros per cubic meter, highlighting the financial burden of the water crisis [6]. Group 3: Ground Subsidence Issues - Ground subsidence in some areas of Tehran is reported to be as severe as 30 centimeters per year, indicating a critical depletion of water resources [6]. - Tehran has developed into a city with over 10 million inhabitants, consuming nearly one-quarter of Iran's total water resources [6]. Group 4: Historical Context and Future Plans - Iran has been exploring the idea of relocating the capital to the Persian Gulf coast for a long time, as water supply issues are less severe in that region [6]. - Pezeshkian is the first Iranian president to view the relocation of the capital as an unavoidable choice, despite previous criticisms of similar proposals [6].