What is Green revolution?

Explanation

**Step-by-Step Solution:**

1. **Definition of Green Revolution**: The Green Revolution refers to a significant increase in agricultural production worldwide, particularly in developing countries, achieved through the introduction of high-yielding varieties (HYVs) of seeds.

2. **High-Yielding Varieties (HYVs)**: The core of the Green Revolution is the development and use of genetically improved seeds that produce more grain per plant compared to traditional varieties.

3. **Use of Fertilizers**: Alongside HYVs, the Green Revolution emphasized the increased use of chemical fertilizers to provide essential nutrients to crops, which enhances their growth and productivity.

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