LOGO
Picture of the author

What is Noise pollution?

Noise is a term used to describe any excessive or unwanted sound that can negatively impact humans and animals. As it causing physical and psychological stress to those who are exposed to it for longer durations. It is usually caused by human activities. Such as transportation, construction, industrial activities, and recreational activities. And it causes noise pollution.

What is Noise pollution?

Noise and sound are two related but distinct concepts in acoustics and communication. Sound refers to any audible vibration of air particles that propagate through a medium, such as air, water, or solids. Hence, it is a physical phenomenon that can perceive by the human ear and has characteristics such as frequency, amplitude, and waveform.

On the other hand, noise refers to any unwanted or disturbing sound that causes physical discomfort. Because, it is a type of sound that is considered undesirable or irrelevant in a particular context or situation. Noise can characterize by its randomness, irregularity, or unpredictability. And it can arise from various sources, such as machinery, traffic, crowds, or environmental factors.

Thus, the main difference between noise and sound is that sound is a physical phenomenon. And it can be intentional or desired. While noise is a subjective perception of sound that is unwanted or distracting. Additionally, while sound can have positive effects on human emotions and behavior. Noise can cause stress, annoyance, or even health problems in certain cases.

Picture of the author

When can noise irritate you?

When noise irritates you, it can cause physical and psychological discomfort, stress, and distraction. The degree of irritation can vary depending on the type, intensity, duration, and frequency of the noise, as well as individual factors such as personality, mood, and sensitivity to sound.

Common signs of noise irritation include:

Annoyance

Feeling agitated, frustrated, or impatient due to the noise.

Distraction

Having difficulty focusing, concentrating, or completing tasks due to noise.

Stress

Feeling tense, anxious, or overwhelmed due to the noise.

Sleep disturbances

Having difficulty falling or staying asleep due to the noise.

Discomfort

Experiencing physical discomforts, such as headaches, nausea, or muscle tension due to the noise.

To avoid or reduce noise irritation, it is important to identify the sources of noise. As to minimize exposure to them. And to use protective measures such as earplugs or noise-cancelling headphones. Additionally, creating a quiet and peaceful environment, practicing relaxation techniques, and engaging in stress-reducing activities can help alleviate the negative effects of noise on your well-being.

What is noise pollution?

Unwanted, disturbing, and distractive levels of sound that can cause discomfort to humans and animals is called noise pollution. It can also affect wildlife by interfering with their communication, migration patterns, and feeding habits. Moreover, it can also have ecological effects, such as the disruption of animal behavior, communication, and migration patterns.
Picture of the author

Causes of noise pollution

Various human activities cause noise pollution. This can result in discomfort experienced by humans especially small children and the elderly and animals. Some common sources of noise pollution include:

Industrial Activities

C&D activities, industrial processes, loud machinery processes, etc. can generate noise. Moreover, excessive noise from industrial processes can reduce productivity and increase worker safety risks.

Entertainment activities

Loud music, fireworks, etc. can cause an excessive amount of noise. Long-term exposure to loud noise from recreational activities can also cause hearing loss and other related health problems.

Urbanization

Increased urbanization, including the construction of buildings and roads, can lead to increased noise pollution. Noise pollution in urban areas can also have an impact on wildlife. As by changing their behaviour and communication patterns.

Natural disasters

Natural disasters such as earthquakes, hurricanes, volcanic eruptions, tornadoes, and thunderstorms can also cause noise pollution. As through the sound of strong winds, thunder, and other related sounds.

Household activities

Various household activities such as vacuum cleaning, blenders, and certain household appliances can generate noise. Noise can be annoying to family members, neighbours, and even pets, resulting in increased stress.

To mitigate the negative effects of noise pollution, various strategies have been used. As by including noise barriers, soundproofing, and regulations to limit noise levels from various sources.

Acceptable noise levelsfor indoor environment:

Noise levels in sleeping areas should be kept below 35 dB(A).

The Noise levels in living areas should be kept below 45 dB(A).

Noise levels in work areas should be kept below 55 dB(A).

Fun Fact

Humans can typically hear sounds between 20 Hz and 20,000 Hz, but some animals can hear sounds at much higher or lower frequencies. For example, dogs can hear frequencies up to 65,000 Hz, while whales can communicate with sounds at frequencies as low as 10 Hz.

What can excessive noise do?

High noise levels can cause various negative effects on humans, animals, wildlife, and the overall ecosystem. Noise in excessive levels can cause:

Stress and anxiety

Prolonged exposure to excessive noise can cause stress and anxiety, leading to physical and mental health problems.

Interference with communication

Excessive noise can make it difficult to communicate, leading to social and psychological problems.

Deafness

Exposure to high levels of noise can damage the cells in the inner ear, which can lead to hearing loss and deafness.

Troubled Sleep

Prolonged exposure to excessive noise can cause trouble in sleeping which leads to insomnia and sleep disturbances.

High Blood Pressure

Excessive noise can cause hypertension and various cardiovascular problems, especially in older people.

Wildlife

High levels of noise can cause disturbances among wildlife. This includes disturbance in mating calls, breeding patterns, etc.

How does noise pollution

affects the environment?

Noise pollution can have negative effects on the environment, including wildlife and ecosystems. Some of these negative effects include:

Changes in community

Noise pollution can alter the composition of animal communities. As some species are more sensitive to noise than others.

Habitat loss

Noise pollution can cause animals to avoid certain areas. It can lead to habitat loss and fragmentation.

Changes in plant growth

Excessive noise can affect the growth and development of plants. It leads to the changes in the structure of ecosystems.

Ecosystem imbalance

The negative effects of noise pollution on animals and plants can lead to imbalances in ecosystems.

Did you
know?

According to a study conducted by experts at California Polytechnic State University, human noise pollution has an impact on the diversity of plant life in an environment even after the noise is eliminated.

What do the noise levels say?

It's important to note that these effects can vary depending on factors such as duration of exposure, frequency of exposure, and individual susceptibility to noise. Therefore, it's crucial to take steps to reduce noise pollution whenever possible, regardless of the noise level.

Some examples of different sound pressure levels measured in decibels (dB)

Noise Level

50-60 dB

Indoor

Normal conversation

Outdoor

Quiet suburb or light traffic on a highway

Noise Level

50-60 dB

Indoor

Background music at a low volume

Outdoor

Normal conversation or a busy street

Noise Level

70-80 dB

Indoor

Busy street noise heard from indoors

Outdoor

Traffic noise or a motorcycle passing by

Noise Level

70-75 dB

Indoor

Vacuum cleaner

Outdoor

Noisy restaurant kitchen or a jackhammer

Noise Level

85-100 dB

Indoor

Loud music from speakers

Outdoor

Concert music or a car horn

Noise Level

90-120 dB

Indoor

Power tools

Outdoor

Thunder or a jet plane taking off

Reducing noise pollution

Noise pollution can have negative effects on the environment, including wildlife and ecosystems. Some of these negative effects include:

🏗️

Use noise barriers

Noise barriers can be used to reduce noise pollution from highways, railways, and other sources.

🌳

Plant trees

Trees and vegetation can help absorb sound waves, reducing the amount of noise that reaches people.

📋

Govt. Regulations

Governments can enforce regulations and standards for noise levels, which can include limits on noise emissions from various sources, and can require noise-reducing technologies to be used.

🏢

Insulate buildings

Insulating buildings can reduce the amount of noise that enters them. This can be done by using double-glazed windows, soundproof curtains, and acoustic panels.

💻

Educate people

Educating people about the negative impacts of noise pollution and the ways to control it can be an effective way to raise awareness and encourage action. Overall, controlling noise pollution requires a combination of efforts from individuals, businesses, and governments.

Use a device to measureNoiselevel indoor & outdoor

 a woman coughing due to air pollution