Groningen has the largest natural gas field in the Netherlands, and is prone to earthquakes.

Seismological hazard map of Groningen (Netherlands)

Shell and ExxonMobil gas drilling in Groningen gas field, the Netherlands causing shallow and destructive earthquakes (click on the interactive map below).
 
earthquakes


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- USGS Earthquake Forecast Maps Now Include Human-Induced Earthquakes
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Alex E

“Maps are like campfires – everyone gathers around them, because they allow people to understand complex issues at a glance, and find agreement about how to help the land.”