UPSC MainsGEOGRAPHY-PAPER-I201220 Marks250 Words
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Q21.

Salient features of watershed planning and its advantages and disadvantages.

How to Approach

This question requires a comprehensive understanding of watershed planning. The answer should begin by defining watershed planning and outlining its core principles. Then, it should detail the salient features, followed by a balanced discussion of its advantages and disadvantages, supported by examples. A structured approach, using headings and subheadings, will enhance clarity. Focus on the socio-economic and environmental aspects.

Model Answer

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Introduction

Watershed planning is a holistic approach to natural resource management that recognizes the interconnectedness of land, water, and living things within a defined geographical area – the watershed. A watershed, also known as a drainage basin, is an area of land where all water that falls in it drains to a common outlet, such as a river, lake, or ocean. Increasingly, watershed planning is being adopted as a crucial strategy for sustainable development, particularly in the context of climate change and water scarcity, as highlighted by the National Rainfed Area Authority (NRAA). It aims to improve water quality, reduce soil erosion, enhance agricultural productivity, and promote community participation.

Salient Features of Watershed Planning

Watershed planning is characterized by several key features:

  • Participatory Approach: Involving local communities in all stages of planning, implementation, and monitoring is central. This ensures ownership and sustainability.
  • Integrated Land Use Planning: Considering all land uses within the watershed – agriculture, forestry, grazing, settlements – to minimize conflicts and maximize benefits.
  • Ridge-to-Valley Approach: Implementing conservation measures starting from the ridge (highest point) and moving down to the valley, controlling runoff and erosion at each stage.
  • Multi-Disciplinary Approach: Requiring expertise from various fields like hydrology, soil science, forestry, agriculture, and social sciences.
  • Focus on Water Conservation: Prioritizing measures to conserve water, such as rainwater harvesting, check dams, and efficient irrigation techniques.
  • Sustainable Livelihoods: Promoting livelihood options that are compatible with watershed conservation, such as agroforestry, horticulture, and animal husbandry.

Advantages of Watershed Planning

Watershed planning offers numerous benefits:

  • Improved Water Availability: Increased groundwater recharge and reduced runoff lead to enhanced water availability for agriculture, domestic use, and industry.
  • Reduced Soil Erosion: Conservation measures like contour bunding, terracing, and afforestation prevent soil erosion and maintain soil fertility.
  • Enhanced Agricultural Productivity: Improved water availability and soil health contribute to increased crop yields and agricultural income.
  • Biodiversity Conservation: Watershed management can create habitats for wildlife and protect biodiversity.
  • Climate Change Resilience: Watershed projects can enhance the resilience of communities to climate change impacts like droughts and floods.
  • Socio-Economic Upliftment: Increased income and employment opportunities improve the socio-economic status of rural communities.

Disadvantages of Watershed Planning

Despite its benefits, watershed planning also faces certain challenges:

  • High Initial Costs: Implementing watershed projects can be expensive, requiring significant investment in infrastructure and capacity building.
  • Time-Consuming Process: Watershed planning and implementation are often time-consuming, requiring long-term commitment and sustained efforts.
  • Lack of Coordination: Poor coordination between different government departments and agencies can hinder effective implementation.
  • Maintenance Issues: Maintaining watershed structures like check dams and contour bunds requires regular maintenance, which can be challenging due to lack of funds and community participation.
  • Equity Concerns: Benefits may not be equitably distributed among all stakeholders, leading to social conflicts.
  • Top-Down Approach (Historically): Earlier watershed programs were often implemented in a top-down manner, leading to limited community ownership. The Watershed Development Fund in India (WDF) has attempted to address this.
Aspect Advantages Disadvantages
Environmental Impact Reduced erosion, improved water quality, biodiversity conservation Potential disruption of existing ecosystems during construction
Economic Impact Increased agricultural productivity, livelihood diversification High initial investment, long payback period
Social Impact Community participation, empowerment, improved livelihoods Potential for inequitable benefit distribution, social conflicts

Conclusion

Watershed planning represents a vital strategy for sustainable resource management and rural development. While challenges related to cost, coordination, and maintenance exist, the benefits – improved water security, enhanced agricultural productivity, and socio-economic upliftment – far outweigh the drawbacks. Strengthening community participation, ensuring equitable benefit sharing, and promoting inter-departmental coordination are crucial for maximizing the effectiveness of watershed programs. Future efforts should focus on integrating watershed planning with climate change adaptation strategies and promoting innovative financing mechanisms.

Answer Length

This is a comprehensive model answer for learning purposes and may exceed the word limit. In the exam, always adhere to the prescribed word count.

Additional Resources

Key Definitions

Drainage Basin
The area of land drained by a river and its tributaries. It is synonymous with a watershed.
Contour Bunding
A soil and water conservation technique where bunds (embankments) are constructed along the contour lines of a slope to intercept runoff and reduce soil erosion.

Key Statistics

As of 2021, approximately 85% of India’s rural water needs are met through groundwater, making watershed management crucial for water security.

Source: Central Ground Water Board (CGWB), 2021 (Knowledge Cutoff)

India has approximately 328 major river basins and numerous minor watersheds, covering about 76% of the country’s geographical area.

Source: Ministry of Jal Shakti, 2023 (Knowledge Cutoff)

Examples

Hariyali Watershed Development Project

Launched in 1995, this project aimed to develop wastelands and degraded lands through watershed management principles, focusing on community participation and sustainable livelihoods.

Frequently Asked Questions

What is the difference between watershed development and watershed management?

Watershed development refers to the process of planning and implementing interventions to improve the condition of a watershed, while watershed management is the ongoing process of maintaining and sustaining those improvements.

Topics Covered

GeographyEnvironmental ScienceWatershed ManagementEnvironmental PlanningWater Resources