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Fifth Swachh Vayu Survekshan: Lucknow, Rourkela and Kalinga Nagar top their categories.
7 Sep 2026
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Environment
Fifth Swachh Vayu Survekshan: Lucknow, Rourkela and Kalinga Nagar top their categories12
On Swachh Vayu Diwas, the International Day of Clean Air for Blue Skies, the Environment Ministry gave the fifth Swachh Vayu Survekshan awards to the best performing cities and, for the first time, wards under the National Clean Air Programme. Lucknow led cities above 10 lakh people, Rourkela the 3 to 10 lakh group and Kalinga Nagar the under 3 lakh group.
- Ceremony on 7 September 2026 at Paryavaran Bhavan, New Delhi; NGT Chairperson Justice Prakash Shrivastava was chief guest
- Category above 10 lakh: Lucknow first, Indore second, Jabalpur third
- Category 3 to 10 lakh: Rourkela first
- Category below 3 lakh: Kalinga Nagar first, Angul second, Talcher third (all Odisha)
- All 130 NCAP cities ranked in three population groups; ward-level awards introduced this edition
- PIB: 26 of 130 cities cut PM10 by over 40 percent against 2017-18 levels and 14 met NAAQS
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Supreme Court
Supreme Court stays its own Aravalli definition order, sets new expert panel345
The Supreme Court put on hold its 20 November judgment that had accepted a 100-metre elevation test for defining Aravalli hills. It ordered a fresh expert committee after concerns that the definition would strip protection from large parts of the range.
- Original order: 20 November 2025 accepting a uniform definition (landform 100 m or more above local relief)
- Stay on 29 December 2025 by a vacation bench headed by CJI Surya Kant, to last until a fresh expert committee is constituted
- Court asked for names of environmentalists and forest experts for the new committee
- Stay continued at the hearing listed for 21 January 2026
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