“It’s fair to say seismic air gun blasting is extremely loud and disruptive ... is that correct?” the congressman asked. He asked Oliver to guess how much louder commercial air guns are than his store-bought air horn. When Oliver didn’t bite, he told him the sound from air guns is 16,000 times that of his air horn. An estimated 400 North Atlantic right whales, hunted to the brink of extinction, survive. The bowhead whale, a close relative of right whales, reacts to extremely low levels of seismic noise from far away.

Source: Washington Post March 08, 2019 02:05 UTC