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UPSC Prelims 2024 Question on – Largest Source of Sulfur Dioxide (SO₂) Emissions EPA
Q. According to the Environmental Protection Agency (EPA), which one of the following is the largest source of sulfur dioxide emissions?
✅ Correct Answer: (d) Power plants using fossil fuels
Explanation:
- The EPA identifies **fossil-fuel-based power plants** as the largest source of sulfur dioxide (SO₂) emissions.
- SO₂ mainly comes from the **combustion of coal and oil** in large power facilities and industrial units.
- Other sources exist, but they contribute significantly less compared to power generation plants.
