Preface to the Focus Section on North Korea’s September 2017 Nuclear Test and Its Aftermath

On September 3, 2017 a large seismic event was detected near the Punggye-ri nuclear test site in North Korea (officially known as the Democratic People Republic of Korea or DPRK) by several geophysical monitoring institutions (for example, the USGS announced it as mb 6.3 event, the CTBTO announced i... View More