Loss of intensity and diversity of noises in ecosystems reflects an alarming decline in healthy biodiversity, say sound ecologists
Bernie Krause , who has been recording nature in Sugarloaf Ridge state park, California, for 30 years, with fellow sound ecologist Jack Hines.Bernie Krause , who has been recording nature in Sugarloaf Ridge state park, California, for 30 years, with fellow sound ecologist Jack Hines.Sounds of the natural world are rapidly falling silent and will become “acoustic fossils” without urgent action to halt environmental destruction, international experts have warned.
“The changes are profound. And they are happening everywhere,” said US soundscape recordist Bernie Krause, who has taken more than 5,000 hours of recordings from seven continents over the past 55 years. He estimates that The shift in ecosystem sound is happening in the air, the forests, the soil, and even under the water. During the cold war, the US navy used underwater surveillance systems to track Soviet submarines – and found they struggled to do so near coral reefs due to all the sounds reefs produced. It wasn’t until 1990 that civilian scientists could listen to this classified data.
She said: “The act of listening itself can be both comforting and highly unsettling. But most importantly it tends to connect us to the reality of what we are facing.”
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