Was the Earthquake Induced or Natural? New Study Tests Frameworks to Answer the Question

The town of Peace River, Alberta, seen from the Sagitawa Lookout. | awmcphee/ Wikimedia Common

13 December 2023–Using questionnaires created to determine whether a particular earthquake is natural or induced by human activity, a panel of experts concluded that the November 2022 magnitude 5.2 Peace River earthquake sequence in Alberta, Canada was likely to be induced. The case study published in Seismological Research Letters was … Continue Reading »

BSSA Special Issue on Earthquakes in Slowly Deforming Mountain Belts

2023 Herat earthquake rescue efforts

14 November 2023–The devastating September 2023 earthquake in Morocco and the unusual series of October 2023 earthquakes in Afghanistan are painful reminders of the seismic hazard that exists even in slowly deforming mountain belts away from major plate boundaries. Earthquakes take place infrequently in these regions, but their impacts can … Continue Reading »

Helen Crowley Selected as 2024 Joyner Lecturer

Helen Crowley standing at podium

1 November 2023–The Earthquake Engineering Research Institute (EERI) and SSA are pleased to announce that Helen Crowley, secretary general of the Global Earthquake Model (GEM) Foundation, is the 2024 recipient of the William B. Joyner Lecture Award. Crowley will deliver the Joyner Lecture at the EERI Annual Meeting to be … Continue Reading »