GRAP III invoked in Delhi-NCR amid 'Severe' air quality

• GRAP Stage III implemented in Delhi-NCR due to deteriorating air quality.
• The Commission for Air Quality Management (CAQM) invoked the measures.
• Delhi's Air Quality Index (AQI) crossed the 'Severe' category mark, reaching 401.
• Stage III includes a ban on construction and demolition activities in the region.
• PM 2.5 is identified as the predominant pollutant, exacerbated by changing wind patterns.

Why It Matters: Delhi's severe air pollution triggers GRAP III, imposing curbs affecting daily life.