Gravity observations confirm that Louisiana is sinking

Louisiana is officially sinking. It has been 29 years since the National Geodetic Survey, or NGS, measured the state's subsidence. After completing four absolute gravity observations this past year, with the help of LSU's ...

Monitoring Earth's shifting land

The monitoring of land subsidence is of vital importance for low-lying countries, but also areas which are prone to peculiar ground instability.

Study says seas may be rising faster than thought

A new Tulane University study questions the reliability of how sea-level rise in low-lying coastal areas such as southern Louisiana is measured and suggests that the current method underestimates the severity of the problem. ...

Why Tehran is sinking dangerously

Iran has a water problem. The reserves in many groundwater basins there have been severely depleted. For the last 40 years, the country has invested a lot in the agricultural sector, and has been striving to be independent ...

Image: Semarang, Indonesia

The Copernicus Sentinel-2B satellite takes us over Semarang, Indonesia. A port city on the north coast of Java, Semarang is the fifth-largest city in the country, covering some 374 sq km and home to just over 1.5 million ...

Geologist calls for advances in restoration sedimentology

Rapid advances in the new and developing field of restoration sedimentology will be needed to protect the world's river deltas from an array of threats, Indiana University Bloomington geologist Douglas A. Edmonds writes in ...

Geologists find parts of Northwest Houston sinking rapidly

A large section of northwestern Harris County - particularly the Jersey Village area - is sinking rapidly, according to a University of Houston (UH) geologist who has analyzed GPS data measuring ground elevation in the Houston ...