Noise Pollution: Time To Turn The Volume Down?
Afreen Fatima
A growing concern in today’s society is the pollution of noise. It crept upon us ever so silently while being loud. Noise-- some may take it as a joke. A pollution of noise? Many may have not even pondered about this, and they might say its absolute nonsense. How is something so ingrained as a part of just our lives causing problems?
A growing concern in today’s society is the pollution of noise. It crept upon us ever so silently while being loud. Noise-- some may take it as a joke. A pollution of noise? Many may have not even pondered about this, and they might say its absolute nonsense. How is something so ingrained as a part of just our lives causing problems?
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In regards to human health, exposure to excess noises has been linked to heart disease, type two diabetes, stroke, and high blood pressure. How does this happen? Loud noises may trigger the sympathetic nervous system and cause a release of stress hormones. The frequent release of these hormones may lead to the development of these problems. Children exposed to more noise also seem to be having a harder time in school. Their reading speeds, speech development, memory, and ability to problem solve is decreased.
Our ears are amazing, and they have learned to tune out these noises. Even though we may have gotten used to the noise they’re still there regardless.
The pollution of noise not only affects humans, but it also affects the environment. Exposure to loud noises may cause animals to relocate. Yes, they have been exposed to natural noises in the environment, but these noises have been adapted to. The introduction of noises from all these man made technologies disrupts their normal routine. Some birds like scrub jays now have a tendency to look for less noisy places to nest and avoid gas wells. Scrub jays rely on communication calls, and with all the noise being caused in the background suddenly they are being drowned out. The population of these birds is on a decline because they are not suited for this relocation. Jays plant seeds in the pinyon pine ecosystem in New York, and the disappearance of the jays plays hand in hand with the disappearance of the pines because of the lack of jays to plant them. Now that these scrub jays have moved over to another area due to loud noises caused by humans, the pinyon pine ecosystem is suffering. Noise tolerant species have a better chance at survival now, for example, the black chinned hummingbird. This hummingbird settles in noisy places where it will have less competition, therefore, it will thrive. This introduction of noise was never natural and is detrimental to food webs because alteration will happen because of it. Any animal really that relies heavily on communication if the noises around it is too loud will suffer just like the birds. Bats were seen to be on a decrease near the highway due to traffic noise because they rely on their sense of sound to find food. Frogs are unable to find mates as well because of the covering of their calls. Male frogs cannot be heard from far away if they have a lower pitch, and when these males increase their frequency for the female frogs to hear them the females seem to not be interested in the higher pitched calls.
Noise travels faster when underwater, so our animals in the ocean are also affected. Some of these animals are whales, purpoises, and dolphins. They rely on sound for navigation and other purposes, but our ships and oil drills are causing disruption.
There’s been laws passed by countries like Germany on this where people cannot cause excess noise pollution on Sunday and German holidays. Can this issue ever be solved with the growing population and advancement of technology? Will the animals be able to adapt fast enough? Are humans overlooking this type of pollution? Is there anything that can be done?
https://www.science.org.au/curious/earth-environment/noise-pollution-and-environment
Comments
On a similar topic is light pollution, which is like noise pollution in the sense that it's "invisible" and it directly affects one of the five senses. Light pollution is the brightening of the night sky due to human-made sources, such as street lights. Like noise pollution, there are adverse consequences on human and animal health, like mood and anxiety. Lakes near constant light sources prevent zooplankton from eating surface algae, leading to algae blooms.