Pumping of groundwater blamed for causing soil to collapse as development roars ahead above, with railways among infrastructure at risk, say scientists

China’s capital is known for its horrendous smog and occasional sandstorms. Yet one of its major environmental threats lies underground: Beijing is sinking.

Excessive pumping of groundwater is causing the geology under the city to collapse, according to a new study using satellite imagery that reveals parts of Beijing – particularly its central business district – are subsiding each year by as much as 11 centimetres, or more than four inches.

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Source: Guardian Environment