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"The 'precautionary principle' and the 'polluter pays principle' are essential principles of the sustainable development." Explain both the principles and also their contribution in sustainable development referring to relevant case-laws.

This question was previously asked in
UPSC CSE 2025 (Prelims) CSAT Official Paper (25-May-2025)

The 'Precautionary Principle' and the 'Polluter Pays Principle' are fundamental to sustainable development, guiding environmental governance both globally and in India.

Precautionary Principle:
This principle mandates that where there is a threat of serious or irreversible environmental harm, lack of full scientific certainty should not delay cost-effective preventive measures. It shifts the burden of proof onto proponents of potentially harmful activities. By promoting proactive protection, it preserves natural resources and ecosystems for future generations and encourages foresight and risk assessment. In Vellore Citizens' Welfare Forum v. Union of India (1996), the Supreme Court adopted this principle, emphasizing that authorities must anticipate, prevent, and address causes of environmental degradation.

Polluter Pays Principle:
This principle holds that the costs of preventing, controlling, and remedying pollution must be borne by the polluter. It internalizes environmental costs, discouraging industries and individuals from harmful practices, and funding remediation efforts. By making polluters accountable, it incentivizes adoption of cleaner technologies and sustainable economic practices. In Indian Council for Enviro-Legal Action v. Union of India (Bichhri Village case) (1996), the Supreme Court directed polluting industries to bear the cost of remediation, reinforcing both compensatory and deterrent aspects.

Significance for Sustainable Development:
Together, these principles foster ecological balance. The Precautionary Principle emphasizes prevention of environmental harm, while the Polluter Pays Principle ensures accountability and resources for rectification. Collectively, they guide policies and judicial actions toward safeguarding the environment, promoting responsible development, and sustaining natural systems for present and future generations.

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Sakshi Negi

Sakshi Negi is a Delhi-based journalist and content specialist with expertise in educational content and digital media, focusing particularly on government exam preparation and career guidance. With a degree in Journalism and Mass Communication from NRAI School of Mass Communication and her background as a Kendriya Vidyalaya alumna, she brings unique insights into the Indian education system and government sector opportunities.

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