Scientists in Finland and the UK have built a computer model that visualises what water is doing underground in real time. They hope the new technology will help water companies extract groundwater sustainably and give a voice to people like farmers, who rely on the groundwater for their livelihoods.
Niko Putkinen, a senior scientist at the Geological Survey of Finland, and Holger Kessler, from the British Geological Survey, explain how the system works.
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Source BBC News