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Q.How was India benefitted from the contributions of Sir M. Visvesvaraya and Dr. M. S. Swaminathan in the fields of water engineering and agricultural science respectively? (Answer in 150 words)

UPSC Mains 2020Science & Technology

Introduction

Sir M. Visvesvaraya and Dr. M. S. Swaminathan are two iconic figures whose pioneering work in water engineering and agricultural science, respectively, laid the foundation for modern India's infrastructure and food security. Their contributions helped transition the nation from a vulnerable, resource-scarce state to a self-reliant and technologically advanced country.


Body Analysis

Contributions and Benefits of Sir M. Visvesvaraya (Water Engineering)

Sir M. Visvesvaraya’s innovative engineering solutions revolutionized water management, irrigation, and flood control across India:

  • Automatic Weir Floodgates (1903): He designed and patented automatic sluice gates, first installed at the Khadakwasla Reservoir in Pune. These gates raised the storage capacity of the reservoir to its maximum level without causing damage to the dam during heavy floods.
  • Krishna Raja Sagara (KRS) Dam: As the chief engineer, he designed and oversaw the construction of the KRS Dam in Mysuru, which was one of the largest reservoirs in Asia at the time. It transformed arid tracts of Karnataka into fertile agricultural land and provided drinking water to Mysore and Bangalore.
  • Flood Protection for Hyderabad: Following the devastating Musi River floods of 1908, he designed a comprehensive flood protection and sewage system that successfully safeguarded the city of Hyderabad from future inundations.
  • Coastal and Port Engineering: He designed a specialized system to protect the Visakhapatnam port from severe sea erosion, bolstering maritime trade.

Contributions and Benefits of Dr. M. S. Swaminathan (Agricultural Science)

Dr. M. S. Swaminathan, widely regarded as the "Scientific Leader of India's Green Revolution," transformed the nation's agricultural landscape:

  • Introduction of High-Yielding Varieties (HYVs): By cross-breeding foreign wheat strains with Indian varieties, he developed high-yielding, rust-resistant semi-dwarf wheat (and later rice) varieties. This dramatically boosted crop yields.
  • Achieving Food Self-Sufficiency: His scientific interventions helped India break free from the humiliating "ship-to-mouth" dependence on food imports (such as the US PL-480 program), establishing national food security and the "Right to Food."
  • Evergreen Revolution: He advocated for sustainable agriculture, conceptualizing the "Evergreen Revolution" to increase productivity without causing ecological harm by balancing chemical inputs with organic practices.
  • Farmer Welfare and Policy: As the head of the National Commission on Farmers (NCF) in 2004, he drafted the landmark "Swaminathan Report," which recommended that the Minimum Support Price (MSP) should be at least 50% more than the weighted average cost of production (C2+50% formula).

Conclusion

The enduring legacies of Sir M. Visvesvaraya's engineering marvels and Dr. M. S. Swaminathan's agricultural breakthroughs continue to secure India's water and food systems, proving that scientific vision is indispensable for national development.