Ear Raid: Seattle Seahawks fans break world records for decibel readings with their ear-busting roars at football games. But what is the cost of jet-engine noise levels to attendees' hearing?: The ASHA
Kiszla: Broncos have opportunity to shut up NFL's loudest crowd – The Denver Post
What is the loudest NFL stadium? Chiefs, Seahawks among noisiest - Sports Illustrated
Seattle Seahawks - Image Engineering
Without 12s at CenturyLink, the Seahawks created their own hostile environment — and rode it to a 2-0 record
How soccer saved the Seattle Seahawks, NFL
NFL players union renews call for grass fields after Aaron Rodgers' injury
Seahawks Fans Cause Earthquake, Set Noise Record : The Two-Way : NPR