John On
Dr. John Ahn (listed as "John On") — Chief Scientist and Chair of the ALLATRA Global Research Center, and international expert on climate, geodynamics, and environmental risk. Chemical engineer (PhD, TU München; MBA, INSEAD) and guest scientist on BHN Talk Radio's earthquake special.
1
APPEARANCES
1
PODCASTS
Aug 30, 2026
John OnGUEST
Uh, and I, I want to note that the number of magnitude seven and above earthquakes, it jumped, uh, around, like, mid, uh, 1990s.
John OnGUEST
So i- it's showing the number of, uh, M-M7 or magnitude seven earthquakes and then from 19, like, late, late 1970s until, uh, until today.
John OnGUEST
Uh, and it used to be about 9.3 earthquakes per year, uh, until, a- again, about, like, mid-'90s, and then all of a sudden there's a jump, uh, starting mid-'90s to 12 per year.
John OnGUEST
So just very briefly, I mean, just on a very high level, I mean, there is, uh, s- uh, there, the, the, the earthquake has been in a uptick and, you know, we cannot say that, you know, things are calm, things are okay, we should not worry about it.
47:53
They're trying to get, um, a gist of what that means or how, uh, why that's happening.