Science & Technology·Key Discoveries

Environmental Impact — Key Discoveries

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Version 1Updated 10 Mar 2026

Key Discoveries

Vellore Citizens' Welfare Forum v. Union of India

1996

This landmark Supreme Court judgment established the 'Precautionary Principle' and the 'Polluter Pays Principle' as integral parts of environmental law in India. While not…

M.C. Mehta v. Union of India (Oleum Gas Leak Case)

1986

This case introduced the principle of 'Absolute Liability' in India, stating that an enterprise engaged in a hazardous or inherently dangerous industry, which poses a potential…

National Green Tribunal (NGT) cases on industrial pollution

Ongoing

While no specific NGT judgment has exclusively focused on the 'environmental impact of nanotechnology', numerous NGT rulings on industrial pollution, waste management, and…

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