Noise Pollution, Wildfires Top U.N. Report on Emerging Environmental Threats

Urban noise pollution is getting worse. Wildfires are growing more severe. And climate change is disrupting the timing of natural events and the life cycles of plants and animals all over the world. These are the major threats highlighted in a new United Nations report on emerging environmental concerns. The report, released today, is the … Read more

Do Auroras Make Sounds We Can Hear? The True Answer Is Surprisingly Complicated

It’s a question that has puzzled observers for centuries: do the fantastic green and crimson light displays of the aurora borealis produce any discernible sound? Conjured by the interaction of solar particles with gas molecules in Earth’s atmosphere, the aurora generally occurs near Earth’s poles, where the magnetic field is strongest. Reports of the aurora … Read more

‘Sea unicorns’ are especially sensitive to human noise | Science

One of the ocean’s most legendary creatures is also one of the most sensitive to human noise. A new study finds the unicornlike narwhal is affected by ship sounds more than most other whales and dolphins. The noises—which are growing more frequent as ships push further into the narwhal’s Arctic habitat—could disrupt the whales’ hunting … Read more

We Could Harness White Noise to Save The Lives of Millions of Birds. Here’s How

Billions of birds die each year from collisions with tall glass buildings, communication towers and power lines – a gobsmacking toll that’s expected to increase as cities grow outwards and upwards.   A recent study suggests there could be a way to fix our deadly mistakes – by installing ‘acoustic lighthouses’ that blast white noise … Read more