30 years…are you serious?

GNS scientists today released information that they believe that aftershocks could go on for 3 decades in Christchurch! From TVNZ.co.nz GNS Science seismologist Kelvin Berryman told ONE News that magnitude three aftershocks are likely to go on for a “number of years”, and that magnitude one and two aftershocks “could go for 30 years”. Canterbury Earthquake Recovery…