the lateral movement of earthquakes, instead causing a pancake collapse, which is more common in areas of extremely poor construction and rare in developed countries. The critic concluded that Copp's results are therefore misleading. See also Earthquake engineering Earthquake preparedness Seismic retrofit References External links New Mexican's Claims of Ground Zero Rescue Work Called Into Question – A 9/11 Phony, Albuquerque Journal series published starting 11 July 2004, accessed 3 January 2013. Snopes, Triangle of Life, scopes.com Copp, Doug. Wordpress blog, accessed 3 January 2013. Doug Copp on Voices from the North: Being Safe In and After an Earthquake, 13 Jan 2011, accessed 3 January 2013. American Rescue Team International, accessed 3 January 2013. Survival skills Earthquake and seismic risk mitigation Disaster preparedness Earthquakes