- Delhi's Air Quality Index (AQI) dropped into the 'very poor' category, triggering the implementation of Graded Response Action Plan (GRAP) Stage II curbs. - GRAP Stage II imposes stricter restrictions, including enhanced mechanized sweeping, water sprinkling on roads, bans on coal and firewood in eateries, and targeted actions to control diesel generator sets and dust. - The Commission for Air Quality Management (CAQM) oversees the enforcement of GRAP measures across the National Capital Region to combat seasonal spikes in air pollution. - **Graded Response Action Plan (GRAP):** A set of emergency measures implemented in stages based on air quality index levels to combat air pollution in the Delhi-National Capital Region. - **Commission for Air Quality Management (CAQM):** A statutory body established to coordinate, monitor, and plan for air quality management in the National Capital Region and adjoining areas. **Introduction** With Delhi's Air Quality Index (AQI) falling into the 'very poor' category, pollution control authorities invoked Stage II of the Graded Response Action Plan (GRAP). The measures entail intensive mechanized sweeping, water sprinkling on identified hot spots, and restrictions on polluting fuels and diesel generators to prevent further deterioration of air quality in the National Capital Region. **Core Issue and Detailed Points** - Delhi's Air Quality Index (AQI) dropped into the 'very poor' category, triggering the implementation of Graded Response Action Plan (GRAP) Stage II curbs. - GRAP Stage II imposes stricter restrictions, including enhanced mechanized sweeping, water sprinkling on roads, bans on coal and firewood in eateries, and targeted actions to control diesel generator sets and dust. - The Commission for Air Quality Management (CAQM) oversees the enforcement of GRAP measures across the National Capital Region to combat seasonal spikes in air pollution. **Key Statutory Bodies, Acts & Concepts** - **Graded Response Action Plan (GRAP):** A set of emergency measures implemented in stages based on air quality index levels to combat air pollution in the Delhi-National Capital Region. - **Commission for Air Quality Management (CAQM):** A statutory body established to coordinate, monitor, and plan for air quality management in the National Capital Region and adjoining areas.