Cycles of Change

Emergency sirens represent a significant source of institutional noise pollution in modern cities, and standard sirens produce about 110 decibels, which is twice the level that causes mental stress. While sirens help trucks move through congested traffic, using them in residential areas causes a [...]

The escalating presence of "boom cars" in American life constitutes a grave threat to public safety and physiological well-being. These vehicles, equipped with high-powered low-frequency audio systems, unleash sound waves. These waves penetrate building walls and human tissue alike. This phenomenon [...]

The relentless noise of back-up beepers has become a serious public health concern. These devices produce an ear-piercing sound that travels for miles. They now top the list of complaints to government agencies. Citizens and scientists alike are questioning if these alarms actually improve public [...]

The soundscape of the modern city is defined by a constant, rhythmic interruption: the wail of emergency sirens. While these signals serve a critical function in clearing paths for first responders, their increasing frequency and intensity have sparked a broader debate about public health and urban [...]