EghtesadOnline: Tehran is losing the battle against land subsidence, as the earth sinks in some plains of the province by about 30 centimeters every year, and conditions are more critical in Shahriar and Varamin counties in southwest and south, director of the Forecasting and Early Warning Office at the Iran Meteorological Organization said.

EghtesadOnline: An estimated 91 million cubic meters of wastewater was transferred from the South Tehran Wastewater Treatment Complex to farms in the Varamin Plain 40km southeast of the capital in the past six months, the operator at Tehran Water and Wastewater Company said Saturday.

EghtesadOnline: The earth sinks in some plains in Tehran Province by about 0.5 to 1 millimeter every day, and conditions are more critical in Shahriar and Varamin counties in southwest and south Tehran, managing director of Tehran Regional Water Company said.