What is the new Supreme Court definition for Aravalli Hills?

The Supreme Court accepted a uniform definition: an Aravalli hill must be 100 meters or more above its local ground level.

How will the new Aravalli definition affect Rajasthan?

It is estimated that 99% of Aravalli hills in Rajasthan will lose their legal recognition and protection under the new rule.

Why are experts concerned about the new Aravalli definition?

Experts fear it will lead to ecological disaster, destroy groundwater recharge zones, and cause North India to become a 'dust bowl'.

Home / Environment / Supreme Court's Aravalli Rule Sparks Fears of Desertification

Supreme Court's Aravalli Rule Sparks Fears of Desertification

8 Dec, 2025

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Summary

New Aravalli definition by Supreme Court excludes 99% of Rajasthan hills.
Experts warn the '100-meter rule' risks North India becoming a dust bowl.
Aravalli's groundwater recharge capacity faces destruction from new definition.

Supreme Court's Aravalli Rule Sparks Fears of Desertification

The Supreme Court has adopted a new, uniform definition for the Aravalli Hills, classifying them based on an elevation of 100 meters or more above local ground level. This decision, based on a Centre-appointed expert committee's proposal, has triggered significant concern among environmental advocates and experts. The new criterion is expected to disqualify approximately 99% of the Aravalli hills in Rajasthan, stripping them of vital legal protections.