What are the major sources of noise pollution ? What are the harmful effect of noise pollution?

Explanation

**Step-by-Step Text Solution:**

1. **Identify Major Sources of Noise Pollution:**
- Noise pollution can arise from various sources. The major sources include:
- **Transportation:** This includes noise from vehicles such as cars, buses, trucks, trains, and airplanes. Traffic congestion often leads to increased noise levels.
- **Industrial Activities:** Factories and construction sites generate significant noise due to machinery, equipment, and processes involved in production and construction.
- **Household Sources:** Common household appliances like vacuum cleaners, washing machines, and lawn mowers contribute to noise pollution.
- **Public Events:** Concerts, sports events, and festivals can produce loud sounds that contribute to noise pollution in surrounding areas.
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