UPSC MainsZOOLOGY-PAPER-I201715 Marks
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Q27.

What is meant by Biodiversity ? Explain Protected Area Networking w.r.t. their establishment, monitoring and management.

How to Approach

This question requires a two-pronged approach. First, define biodiversity and its importance. Second, comprehensively explain Protected Area Networking (PAN) – covering its establishment (different categories of PAs, legal frameworks), monitoring (methods, technologies), and management (challenges, strategies). Structure the answer by first defining biodiversity, then detailing the types of protected areas, followed by a discussion of PAN, its monitoring, and management. Include relevant examples and legal provisions.

Model Answer

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Introduction

Biodiversity, encompassing the variety of life at all levels of biological organization, is fundamental to ecosystem functioning and human well-being. It provides essential ecosystem services like pollination, climate regulation, and clean water. However, biodiversity is facing unprecedented threats due to habitat loss, climate change, and overexploitation. Recognizing this, nations globally, including India, have established Protected Areas (PAs) and are increasingly focusing on networking these areas for enhanced conservation effectiveness. Protected Area Networking (PAN) aims to create a cohesive system of PAs, facilitating species movement, maintaining ecological processes, and bolstering resilience against environmental changes.

Understanding Biodiversity

Biodiversity is typically categorized into three main levels:

  • Genetic Diversity: Variation of genes within a species.
  • Species Diversity: Variety of species in a given area.
  • Ecosystem Diversity: Variety of ecosystems in a region.

India, a megadiverse country, harbors approximately 8% of the world’s recorded species, despite covering only 2.4% of the world’s geographical area. This rich biodiversity is crucial for the country’s ecological security and economic prosperity.

Protected Areas: A Foundation for Conservation

Protected Areas (PAs) are geographically defined areas dedicated and managed, through legal or other effective means, to achieve long-term conservation of nature with associated ecosystem services and cultural values. In India, PAs are categorized under:

  • National Parks: Strictly protected areas focusing on wildlife conservation. Human activities are generally prohibited except for research and tourism with permission. (e.g., Jim Corbett National Park, Uttarakhand)
  • Wildlife Sanctuaries: Areas where animal life is protected, and hunting is prohibited. Limited human activities are permitted. (e.g., Periyar Wildlife Sanctuary, Kerala)
  • Tiger Reserves: PAs specifically designated for tiger conservation under the Project Tiger initiative (1973).
  • Biosphere Reserves: Areas of terrestrial and coastal ecosystems promoting conservation and sustainable development. They have a core, buffer, and transition zone. (e.g., Nilgiri Biosphere Reserve)
  • Conservation Reserves & Community Reserves: Declared under the Wildlife (Protection) Act, 1972, these areas are managed with community participation.

Protected Area Networking (PAN)

PAN involves establishing ecological linkages between PAs to facilitate species dispersal, gene flow, and maintain ecological processes. It’s crucial for addressing the limitations of isolated PAs.

Establishment of PAN

Establishing PAN involves:

  • Identifying Key Biodiversity Areas (KBAs): Areas critical for the long-term conservation of biodiversity.
  • Ecological Corridors: Strips of habitat connecting fragmented PAs, allowing for animal movement. These can be forested areas, river systems, or even human-modified landscapes with appropriate mitigation measures.
  • Landscape-Level Planning: Integrating conservation considerations into land-use planning across larger landscapes.
  • Legal Frameworks: The Wildlife (Protection) Act, 1972, and the Environment (Protection) Act, 1986, provide the legal basis for PA establishment and management. The National Wildlife Action Plan (2017-2031) emphasizes the importance of PAN.

Monitoring of PAN

Effective monitoring is essential to assess the success of PAN. Methods include:

  • Remote Sensing & GIS: Using satellite imagery and Geographic Information Systems to map habitat connectivity and monitor changes in land cover.
  • Camera Trapping: Deploying camera traps to monitor wildlife movement and population trends.
  • Genetic Analysis: Assessing gene flow between populations in different PAs.
  • Species Distribution Modeling: Predicting the potential distribution of species based on environmental factors.
  • Citizen Science: Engaging local communities in data collection and monitoring efforts.

Management of PAN

Managing PAN presents several challenges:

  • Land-Use Conflicts: Balancing conservation with developmental needs in areas surrounding PAs.
  • Human-Wildlife Conflict: Mitigating conflicts arising from wildlife venturing into human settlements.
  • Poaching & Illegal Activities: Preventing illegal hunting and trade in wildlife.
  • Funding Constraints: Securing adequate funding for PA management and PAN initiatives.

Effective management strategies include:

  • Community Participation: Involving local communities in PA management and benefit-sharing.
  • Sustainable Livelihoods: Promoting alternative livelihood options for communities dependent on forest resources.
  • Strengthening Law Enforcement: Enhancing patrolling and enforcement to curb illegal activities.
  • Transboundary Collaboration: Collaborating with neighboring countries to manage transboundary PAs and ecological corridors.

Conclusion

Biodiversity conservation is paramount for ecological stability and human well-being. Protected Area Networking represents a crucial strategy for enhancing conservation effectiveness by connecting fragmented habitats and facilitating species movement. Successful implementation of PAN requires a holistic approach encompassing robust monitoring, effective management, community participation, and strong political will. Investing in PAN is not merely an environmental imperative but also a vital step towards ensuring a sustainable future for India and the planet.

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

Ecological Corridor
An ecological corridor is a strip of habitat connecting fragmented patches of habitat, allowing for animal movement and gene flow between populations.
Megadiversity Country
A megadiversity country is one that harbors a significant proportion of the world’s biodiversity, typically characterized by a high number of endemic species.

Key Statistics

India has approximately 2.4% of the world’s land area but harbors 8% of the world’s recorded species.

Source: Ministry of Environment, Forest and Climate Change (MoEFCC), Government of India (as of knowledge cutoff 2023)

As of 2023, India has 106 National Parks, 566 Wildlife Sanctuaries, and 18 Biosphere Reserves.

Source: Protected Area Network Report, Wildlife Institute of India (as of knowledge cutoff 2023)

Examples

Terai Arc Landscape (TAL)

The Terai Arc Landscape is a transboundary conservation initiative spanning India and Nepal, connecting several PAs to facilitate tiger movement and maintain genetic diversity.

Frequently Asked Questions

What is the role of local communities in Protected Area Networking?

Local communities play a vital role in PAN through participation in monitoring, anti-poaching efforts, and sustainable resource management. Their traditional knowledge and support are crucial for long-term conservation success.

Topics Covered

EcologyEnvironmentBiodiversityConservationProtected Areas