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UPSC Key: Aravali Hills, Curbing elephant deaths, and Fertiliser subsidy

How is knowing about India-Bangladesh relations relevant to the UPSC exam? What significance do topics like the Aravali Hills, curbing elephant deaths, and fertiliser subsidy have for both the Preliminary and Main examinations? You can learn more by reading the Indian Express UPSC Key for December 22, 2025.

UPSC Key: Aravali Hills, Curbing elephant deaths, and Fertiliser subsidySeeking to explain the import of the new definition, Union Environment Minister Bhupender Yadav said that it does not relate only to a hill’s elevation of 100m, but also considers its entire spread at the base. Know more in our UPSC Key. (File Photo/Anil Sharma)
Written by: Roshni Yadav
33 min readNew DelhiJan 19, 2026 05:02 PM IST First published on: Dec 22, 2025 at 06:43 PM IST

Important topics and their relevance in UPSC CSE exam for December 22, 2025. If you missed the December 21, 2025, UPSC CSE exam key from the Indian Express, read it here.

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Facing flak, minister claims no relaxation for mining in Aravallis

Syllabus:

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Preliminary Examination: General issues on Environmental Ecology, Biodiversity and Climate Change – that do not require subject specialisation.

Mains Examination: General Studies-II, III: Government policies and interventions, Conservation, environmental pollution and degradation, environmental impact assessment.

What’s the ongoing story: Facing protests and criticism over a new uniform definition of the Aravalli hills, which was accepted by the Supreme Court based on recommendations of a Centre-led panel, Union Environment Minister Bhupender Yadav said Sunday that it would not lead to any relaxation for mining in the range.

Roshni Yadav is a Deputy Copy Editor with The Indian Express. At The Indian Express, she writes for ... Read More

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