Sept. 11 Archives - State of the Planet

A Morning That Shook the World: The Seismology of 9/11

Seismologist Won-Young Kim heard the first reports of the World Trade Center attacks in his car as he drove to Columbia University’s Lamont-Doherty Earth Observatory, on the west bank of the Hudson River 21 miles north of the attacks. Soon, he was inundated by calls from government officials and reporters. In the initial chaos, it was unclear exactly what had hit, and when; had the seismographs picked up anything?

by |September 6, 2016