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Three earthquakes, which have rocked Johannesburg in the past three weeks, are most likely the result of water intrusion and mining activity, says a seismologist at the Council for Earth Sciences (CGS).
Three earthquakes, which have rocked Johannesburg in the past three weeks, were most likely the result of water ingress (or moisture penetration) and mining activity, says at least one seismologist.
The frequency of earthquakes has not increased, but we are becoming more aware of it, said Dr. Martin Brandt, of the Council for Geosciences (CGS).
It is believed that this is due in part to social media posts and amateur scientists sharing information about tremors and seismic events.
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