Nationwide, neighborhoods with higher poverty rates and proportions of black, Hispanic and Asian residents have higher noise levels than other neighborhoods.

By Joan A Casey, Peter James, Rachel Morello-Forsch, The Conversation

Human-caused noise has consequences for wildlife, entire ecosystems and people. It reduces the ability to hear natural sounds, which can mean the difference between life and death for many animals.

By Rachel Buxton, The Conversation

Many see the beach as a quiet place for relaxation. But for the animals living under the water’s surface, motorized vehicles and other human-made technology can make life unbearably noisy. The problem is that many species rely on sound as…

By PBS NewsHour