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persian

Tehran project

Tehran province with an area of approximately 13,000 square kilometers, is located at 50 to 53 degrees east longitude and 34 degrees to 36.5 degrees north latitude, and its elevation ranges from 1800 meters in the north to 1200 meters in the center and 1050 meters in the south. In addition to the drying up of other wells and the problem of drinking water supply, drought and ground water overexploitation from illegal wells have caused land subsidence in the Varamin and Tehran, Karaj and Shahriyar plains; areas which considered as the centre of agriculture in Tehran before.