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UPSC MainsGeneral Studies Paper IConstitutionPractice question

Evolution of Constitutional Provisions on Environment

Explain how Indian Constitution has evolved to address environmental concern with reference to specific constitutional provisions and their significance?

Explain~250 words3 min readmedium
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Introduce by outlining the shift of the Indian Constitution from being initially silent on environmental matters to becoming a green charter. Detail key constitutional amendments, legislative devolutions, and judicial interpretations under Fundamental Rights and Directive Principles. Conclude by highlighting India's transition to a proactive, rights-based environmental jurisprudence aligned with global climate goals.

Model answer

403 words

Introduction

Originally silent on explicit environmental protection, India's Constitution has progressively evolved through legislative amendments, democratic decentralization, and dynamic judicial activism into a comprehensive green charter safeguarding ecological balance.

1. Legislative Reforms and Decentralized Governance

The legislative framework of the Constitution was significantly transformed to provide direct state mandates and citizen duties toward environmental protection:

  • Seventh Schedule Reallocation (42nd Constitutional Amendment Act, 1976): Transferred "Forests" (Entry 17A) and "Protection of Wild Animals and Birds" (Entry 17B) from the State List to the Concurrent List (List III), enabling Parliament to enact uniform national environmental legislations, such as the Forest (Conservation) Act, 1980.
  • Directive Principles of State Policy (Article 48A): Introduced an explicit constitutional obligation directing the State to protect and improve the environment and safeguard forests and wildlife.
  • Fundamental Duties (Article 51A(g)): Imposed a civic duty on every citizen of India to protect and improve the natural environment, including forests, lakes, rivers, and wildlife, and to have compassion for living creatures.
  • Grassroots Empowerment (73rd and 74th Amendments, 1992): Devolved local ecological governance by entrusting Panchayats and Municipalities with natural resource management, social forestry, drinking water, and sanitation via the Eleventh and Twelfth Schedules.

2. Judicial Expansion and Landmark Environmental Jurisprudence

The higher judiciary has harnessed constitutional remedies under Articles 32 and 226 to broaden the scope of fundamental rights and introduce key environmental doctrines:

  • Expansive Interpretation of Article 21: In Subhash Kumar v. State of Bihar (1991), the Supreme Court held that the Right to Life includes the right to the enjoyment of pollution-free water and air. Recently, in M.K. Ranjitsinh v. Union of India (2024), the Court recognized a distinct fundamental right to be free from the adverse impacts of climate change under Articles 14 and 21.
  • Absolute Liability Principle: Evolved in the M.C. Mehta v. Union of India (Oleum Gas Leak case), holding hazardous and inherently dangerous enterprises strictly liable without exception.
  • Public Trust Doctrine: Established in M.C. Mehta v. Kamal Nath (1997), affirming that natural resources like rivers, forests, and seashore are held by the State as a trustee for the public.
  • Precautionary and Polluter Pays Principles: Integrated into domestic environmental jurisprudence in Vellore Citizens Welfare Forum (1996) as essential components of sustainable development under Article 21.

Conclusion

This multi-tiered constitutional evolution has transitioned India from a reactive regulatory mechanism to a rights-based environmental democracy, aligning constitutional guarantees with international environmental standards and Sustainable Development Goal 13 (Climate Action).

Key facts to remember

definition
Public Trust Doctrine

A legal principle affirming that certain natural resources like air, water, and forests are held in trust by the State for public use and ecological balance, precluding unrestricted privatization.

case study
M.K. Ranjitsinh v. Union of India (2024)

The Supreme Court recognized a distinct right to be free from the adverse impacts of climate change under Articles 14 and 21 while balancing wildlife conservation with solar energy infrastructure.

scheme
Forty-Second Constitutional Amendment Act, 1976

Enacted major environmental reforms by introducing Article 48A, Article 51A(g), and transferring forests and wildlife protection to the Concurrent List (List III).

Frequently asked questions

How did the 42nd Amendment empower environmental governance?

It shifted 'Forests' and 'Wild Animals' to the Concurrent List, empowering Parliament to pass uniform national legislation, while simultaneously creating state duties (Article 48A) and citizen obligations (Article 51A(g)).

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