‘Tehran experiencing subsidence rate of 5 mm a year’

TEHRAN – The capital city of Tehran sinks about 5 millimeters annually, Masoud Shafiei, an official with Tehran Urban Research and Planning Center told ISNA news agency on Tuesday.

Tehran exposed to landslide, land subsidence

TEHRAN – Landslide and land subsidence are the two major threats in the Iranian capital city of Tehran, which will pose threat to the lives of at least 3 million people, Ali Beitollahi, secretary of the national working group on natural disasters has warned.

Alborz province sinks 29cm annually, NCC warns

TEHRAN – Iran’s National Cartographic Center (NCC) has warned that northcentral Alborz province, adjacent to Tehran, is suffering from land subsidence by an annual rate of 29 centimeters, which must be tackled before incurring great loss, IRNA reported on Tuesday.

18 densely populated provinces threatened by land subsidence, study reveals

TEHRAN – According to a study carried out by the Transport, Housing and Urban Development Research Center, some 18 densely populated provinces are vastly subsiding and consequently become increasingly vulnerable to flooding and natural incidents as well as bearing huge infrastructure damage.

Land subsidence an overlooked threat to the country: expert

TEHRAN – Although land subsidence is too subtle to be detected, it must be tackled before incurring great loss, which has been proved to be more destructive than flood and earthquake, deputy director for Iran National Cartographic Center has said.

By Mina Izadi

Land subsidence threatening the capital

TEHRAN - Sinkholes and fissures opening up the earth are gradually encircling Iran's capital city, threatening local infrastructure and people's homes.

Iran, Germany to enhance agricultural development co-op

TEHRAN – A project on sustainable development of agriculture in Varamin county, southeast of Tehran, is piloted in a collaborative initiative between Sharif University of Technology and University of Stuttgart.

Over 300 plains nationwide prone to land subsidence: geologist

TEHRAN — Over 300 plains in Iran are at high risk of experiencing land subsidence, and as long as there is virtually no reduction in illegal overuse of groundwater resources, curbing subsidence will coincide with depletion of aquifers, geologist Mohammad Javad Bolourchi has said.

Land subsidence a dire threat to Tehran

TEHRAN — Depletion of groundwater resources and pumping water excessively out of the ground at a faster rate that is replenished over the long-term have led to land subsidence and constitute a serious threat to Tehran.

‘Iran’s renewable water resources decreased by 25% in 5 decades’

TEHRAN — Renewable water resources has drastically decreased to less than 100 billion cubic meters from 132 bcm over the past 50 years, environmental official Mohammad Mojabi has said.