Many factors can contribute to subsidence, including building, mining, tectonic shifts, earthquakes, and natural soil consolidation, where soil is pressed closer and becomes more dense over time. But “one of the most common causes is groundwater extraction and dozens of coastal regions and cities are sinking at a worrying speed, according to a recent study.
Find out more
https://www.bbc.co.uk/news/resources/idt-14d00552-9211-4dab-89d1-60e34e226e43