GS-3Editorials26 August 2026indianexpress.com

40 years ago August 26, 1986: Volcanic gas kills 2,000

The article commemorates the 1986 Lake Nyos disaster in Cameroon, where a limnic eruption released a massive cloud of carbon dioxide gas, leading to the asphyxiation of approximately 2,000 people and thousands of livestock. This event serves as a historical case study of a unique natural disaster involving volcanic gas emissions.

The article commemorates the 1986 Lake Nyos disaster in Cameroon, where a limnic eruption released a massive cloud of carbon dioxide gas, leading to the asphyxiation of approximately 2,000 people and thousands of livestock. This event serves as a historical case study of a unique natural disaster involving volcanic gas emissions.

Exam linkage

GS Paper III (Environment & Ecology - Air Pollution & Emissions, Environmental Hazards). Relevant for understanding natural disasters and their environmental impact, with underlying concepts from GS Paper I (Geography - Physical Geography, Geomorphology).

Syllabus mapping

This topic appears in Mains

Questions on Environment & Ecology come up regularly in GS papers. Practice writing an answer — and see exactly what earns marks.

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