The Taj Mahal is being affected by

Options

A. Noise pollution
B. Air pollution
C. Water pollution
D. None of these

Explanation

**Step-by-Step Solution:**

1. **Identify the Location and Significance of the Taj Mahal:**
- The Taj Mahal is located in India and is recognized as one of the Seven Wonders of the World.

2. **Understand the Material Composition:**
- The Taj Mahal is primarily made of white marble, which is known for its beauty and brilliance.

3. **Observe the Current Condition:**
- It has been noted that the white marble of the Taj Mahal is turning yellow over time.

4. **Determine the Cause of Discoloration:**
- The yellowing of the marble is primarily attributed to pollution.

5. **Identify the Type of Pollution:**
- The main type of pollution affecting the Taj Mahal is air pollution. This pollution is caused by:
- Emissions from vehicles (petrol fumes).
- Pollution from industries and factories.

6. **Explain the Mechanism of Damage:**
- Air pollution leads to the formation of acid rain. When acid rain falls on the marble, it causes chemical reactions that result in the yellowing of the marble.

7. **Conclude the Answer:**
- Therefore, the Taj Mahal is being affected by air pollution.

**Final Answer:**
The Taj Mahal is being affected by air pollution.

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