Sinking cities - partly due to groundwater extraction.
<br /><a href='https://www.bbc.com/news/resources/idt-14d00552-9211-4dab-89d1-60e34e226e43'>https://www.bbc.com/news/resources/idt-14d00552-9211-4dab-89d1-60e34e226e43</a>