Yosemite National Park. Photo by Jerri Riffel, Flickr.

It’s getting louder every day. And Gordon Hempton decided to do something about it. He has spent the past 30 years traveling around to quantify the racket. As Newsweek reported in a story about Hempton last week, the audio ecologist claims that, during daytime, the average noise-free interval in wilderness areas has shrunk to less than five minutes. And according to Newsweek: Read more