India, Oct. 20 -- The Commission for Air Quality Management (CAQM) in National Capital Region (NCR) and adjoining areas invoked the Stage 2 of the Graded Response Action Plan (Grap) on Sunday with immediate effect, after the air quality in the Capital became "very poor" for the first time this season.

Stage-2 restricts the entry of inter-state buses (other than EVs / CNG / BS-6 diesel) from NCR states into Delhi, while also calling for an increase in parking charges to discourage use of private transport. Other measures include augmentation of public transport (buses and the metro fleet), calling for deployment of adequate police personnel at congestion points. Further, only diesel generator (DG) sets which are retrofitted with emission ...