The primary sources of noise pollution can be categorized into various sectors, including transportation, industrial, and recreational activities. Transportation noise is predominantly generated by road traffic, railways, and aircraft, with vehicles such as cars, trucks, and motorcycles being major contributors. Industrial noise arises from machinery, manufacturing processes, and construction activities, often occurring in urban areas where factories are located. Additionally, recreational activities, such as loud music, parties, and sporting events, can also contribute to noise pollution, particularly in residential neighborhoods. Understanding these sources is crucial for developing effective strategies to mitigate their impact on communities.