Saurashtra, a land with history of severe water scarcity, hostile climate and rocky land is now self sufficient in water availability due to the efforts of ____ who taught the local people the importance of rainwater harvesting.

Options

A. Rajendra Singh
B. Shamjibhai J.Antala
C. Amla Ruia
D. Aabid Surti

Explanation

To solve the question regarding who taught the local people in Saurashtra the importance of rainwater harvesting, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Context**: The question states that Saurashtra has a history of severe water scarcity and that it has become self-sufficient in water due to someone's efforts. This indicates that a significant intervention took place to address the water scarcity issue.

2. **Identifying Key Figures**: The video transcript mentions a person named Shyamji Bhai J. Antala, who observed the water scarcity in Saurashtra and learned about rainwater harvesting from another village. He then returned to Saurashtra to teach the local people about this method.

3. **Recognizing the Importance of Rainwater Harvesting**: The transcript explains how rainwater harvesting involves collecting and storing rainwater for agricultural and other uses, which was crucial for the survival of the villagers in Saurashtra.

4. **Conclusion**: Based on the information provided in the video transcript, the answer to the question is Shyamji Bhai J. Antala. He played a pivotal role in educating the local population about rainwater harvesting techniques.

### Final Answer:
Saurashtra, a land with a history of severe water scarcity, is now self-sufficient in water availability due to the efforts of **Shyamji Bhai J. Antala**, who taught the local people the importance of rainwater harvesting.