The Supreme Court refused to relax emergency measures under Stage 4 of the Graded Response Action Plan (GRAP).

The bench said permanent solutions had to be found with respect to stubble burning and various other causes of pollution.

The Supreme Court emphasised the need for a 'downward trend' in air pollution levels in Delhi NCR before considering easing restrictions under Grap-IV

The Supreme Court has summoned the chief secretaries of NCR states, including Delhi, Haryana, Uttar Pradesh, and Rajasthan, to appear via video conferencing at 3.30 pm on December 5.

The Supreme Court on Monday expressed concern over the inadequate implementation of Stage IV of the Graded Response Action Plan (GRAP) in the National Capital Region (NCR) to combat severe air pollution.