Ali Mirchi, Amir AghaKouchak, Kaveh Madani, and Mojtaba Sadegh in The Conversation:
Fall marks the start of Iran’s rainy season, but large parts of the country have barely seen a drop as the nation faces one of its worst droughts in decades. Several key reservoirs are nearly dry, and Tehran, the nation’s capital, is facing an impending “Day Zero” – when the city runs out of water.
The situation is so dire, Iranian President Masoud Pezeshkian has revived a long-debated plan to move the capital from this metro area of 15 million people.
Previous administrations have floated the idea of moving the capital but never implemented it. Tehran’s unbridled expansion has created a host of problems, ranging from chronic water stress and land subsidence to gridlocked traffic and severe air pollution, while also heightening concerns about the city’s vulnerability to major seismic hazards.
This time, Pezeshkian has framed relocation as a mandate, not a choice. He warned in November 2025 that if nothing changes, the city could become uninhabitable.
More here.
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