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6 Jan 2026·Source: The Hindu
5 min
Environment & EcologyEnvironment & EcologyPolity & GovernanceNEWS

Aravallis Protection Under Threat: New Definition Excludes Key Areas

New forest definition leaves 31.8% of Aravallis vulnerable, sparking environmental protection concerns.

Aravallis Protection Under Threat: New Definition Excludes Key Areas

Photo by Prince Lewis

What Happened: A study conducted by The Aravalli Bachao Andolan group has revealed that 31.8% of the Aravalli hills in Gurugram, Faridabad, Nuh, and Rewari districts of Haryana are still at the "centre" of the region, yet remain unprotected under a new definition of "forest" by the Supreme Court. This finding raises significant concerns about the long-term conservation of the ancient mountain range.Context & Background: The Aravalli range, one of the oldest fold mountains in the world, acts as a crucial green lung and water recharge zone for the National Capital Region (NCR). Its protection is vital for ecological balance, biodiversity, and combating desertification. The debate over its definition and protection has been ongoing, with various legal and policy interventions.Key Details & Facts: The Supreme Court's new definition of "forest" for the purpose of protection has inadvertently excluded significant portions of the Aravallis, which, despite their ecological importance, do not meet the strict criteria. The study highlights that these 31.8% areas are critical for maintaining the ecological integrity of the region, including groundwater recharge and biodiversity corridors. Environmental activists argue that the definition should be based on ecological function rather than just tree cover.Implications & Impact: The exclusion of these areas from forest protection could lead to increased encroachment, illegal mining, and unchecked development, further degrading the Aravalli ecosystem. This would exacerbate environmental challenges like air pollution, water scarcity, and loss of biodiversity in the NCR, directly impacting millions of residents.Different Perspectives: While the Supreme Court's intention was to streamline forest definitions, environmental groups argue that a narrow interpretation overlooks the unique ecological characteristics of regions like the Aravallis. They advocate for a broader, ecologically sensitive definition that considers the range's role as a natural barrier and resource provider.Exam Relevance: This is a HIGH-PRIORITY topic for GS Paper 3 (Environment & Ecology - Conservation, Environmental Impact Assessment) and GS Paper 1 (Geography - Physical Geography of India). It covers environmental protection, judicial interpretation of environmental laws, and sustainable development.

Key Facts

1.

31.8% of Aravalli hills in Haryana unprotected

2.

Study by The Aravalli Bachao Andolan

3.

Issue due to new Supreme Court 'forest' definition

4.

Affected districts: Gurugram, Faridabad, Nuh, Rewari

UPSC Exam Angles

1.

GS Paper 3 (Environment & Ecology - Conservation, Environmental Impact Assessment)

2.

GS Paper 1 (Geography - Physical Geography of India)

3.

Connects to sustainable development goals, environmental law, and judicial activism

Visual Insights

Aravallis Under Threat: Unprotected Areas in Haryana (2026)

This map illustrates the Aravalli range's presence in Haryana and highlights the four districts (Gurugram, Faridabad, Nuh, Rewari) where 31.8% of the hills are now unprotected due to a new Supreme Court definition of 'forest'. These areas are critical for the NCR's ecology.

Loading interactive map...

📍Gurugram, Haryana📍Faridabad, Haryana📍Nuh, Haryana📍Rewari, Haryana📍Delhi

Aravalli Protection Status: Key Figures (2026)

A snapshot of the critical statistics related to the Aravalli protection threat, highlighting the extent of unprotected areas and the districts affected.

Aravalli Hills Unprotected
31.8%New exclusion

This percentage of Aravalli hills in Gurugram, Faridabad, Nuh, and Rewari districts of Haryana is now unprotected due to a new Supreme Court definition of 'forest'. This is a significant portion of the range's critical core.

Affected Districts in Haryana
4

Gurugram, Faridabad, Nuh, and Rewari are the four districts in Haryana where significant portions of the Aravallis are now unprotected. These districts are under immense urbanization pressure from the NCR.

Defining Authority
Supreme Court of India

The new definition of 'forest' by the Supreme Court, intended to streamline criteria, has inadvertently led to the exclusion of ecologically vital Aravalli areas. This highlights the complex interplay between judicial interpretation and environmental conservation.

More Information

Background

The Aravalli range's geological history stretches back billions of years, predating the Himalayas. It formed during the Precambrian era through intense tectonic activity and folding. Over millennia, weathering and erosion have sculpted the range into its present form.

Historically, the Aravallis have served as a natural barrier, influencing trade routes and settlement patterns. They provided resources for early civilizations, including minerals and building materials. During the British colonial period, unregulated mining began to degrade the range.

Post-independence, various state and central government initiatives aimed at conservation have faced challenges due to conflicting land use demands and enforcement issues. The legal framework for Aravalli protection has evolved through judicial pronouncements and environmental legislation, reflecting a growing awareness of its ecological significance.

Latest Developments

Recent years have seen increased scrutiny of environmental regulations and their enforcement in the Aravalli region. The National Green Tribunal (NGT) has played a significant role in addressing violations and directing remedial actions. There's growing emphasis on community participation in conservation efforts, recognizing the importance of local knowledge and stewardship.

Technological advancements, such as remote sensing and GIS, are being used to monitor land use changes and identify vulnerable areas. The future outlook involves balancing development needs with ecological preservation, promoting sustainable tourism, and strengthening regulatory mechanisms to prevent further degradation. The debate continues on whether to adopt a more holistic, ecosystem-based approach to Aravalli conservation, considering its interconnectedness with surrounding landscapes and communities.

Practice Questions (MCQs)

1. Consider the following statements regarding the Aravalli Range: 1. It is one of the oldest fold mountains in the world. 2. It acts as a crucial water recharge zone for the National Capital Region (NCR). 3. The range is primarily composed of sedimentary rocks. Which of the statements given above is/are correct?

  • A.1 and 2 only
  • B.2 and 3 only
  • C.1 and 3 only
  • D.1, 2 and 3
Show Answer

Answer: A

Statements 1 and 2 are correct. The Aravalli range is indeed one of the oldest fold mountains and a vital water recharge zone. Statement 3 is incorrect as the Aravalli range is primarily composed of metamorphic rocks, not sedimentary rocks.

2. In the context of environmental conservation, what is the primary concern regarding the Supreme Court's new definition of 'forest' in relation to the Aravalli range?

  • A.It promotes afforestation activities in the region.
  • B.It leads to increased funding for environmental projects.
  • C.It excludes ecologically important areas from protection.
  • D.It encourages sustainable tourism in the Aravallis.
Show Answer

Answer: C

The primary concern is that the new definition excludes significant portions of the Aravallis that are ecologically important but do not meet the strict criteria for 'forest' based on tree cover, leading to their potential degradation.

3. Which of the following factors contributes significantly to the degradation of the Aravalli range? 1. Illegal mining activities. 2. Unchecked urban development. 3. Sustainable agricultural practices. Select the correct answer using the code given below:

  • A.1 and 2 only
  • B.2 and 3 only
  • C.1 and 3 only
  • D.1, 2 and 3
Show Answer

Answer: A

Illegal mining and unchecked urban development are major contributors to the degradation of the Aravalli range. Sustainable agricultural practices, on the other hand, help in conservation.

4. Consider the following statements: Assertion (A): The Aravalli range acts as a natural barrier against desertification. Reason (R): The range helps in groundwater recharge and acts as a windbreak, reducing soil erosion. In the context of the above, which of the following is correct?

  • A.Both A and R are true and R is the correct explanation of A
  • B.Both A and R are true but R is NOT the correct explanation of A
  • C.A is true but R is false
  • D.A is false but R is true
Show Answer

Answer: A

Both the assertion and the reason are correct, and the reason accurately explains why the Aravalli range acts as a barrier against desertification.

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