Air Quality Management
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Spotlight On Whistleblower's Boeing Safety Claims After Air India Crash
John Barnett was a former quality manager who flagged safety lapses in the Boeing Dreamliner programme before his mysterious death last year.
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Buses Operating On Polluting Fuels Banned From Entering Delhi From Nov 2026
No bus should be allowed to enter Delhi from November 1, 2026, unless it runs on clean fuel like CNG, electricity or the latest BS-VI diesel, the Commission for Air Quality Management (CAQM) directed on Wednesday.
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Air Quality Body Takes Steps In Punjab, Haryana To Fight Air Pollution In And Around Delhi
Considering the perennial issue of north India's smog-choked winter, the Commission for Air Quality Management (CAQM) is striking at two major pollution culprits - paddy stubble burning and open municipal solid waste (MSW) fires.
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Delhi Breathes Cleanest Air During January-March In 5 Years
Delhi recorded an average air quality index of 231 during the January-March period, the lowest for the quarter in five years, the Commission for Air Quality Management (CAQM) said on Monday.
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Delhi Records Cleanest Air Quality In Jan 1- Mar 15 Period Since 2022
Delhi recorded its cleanest air for any day between January 1 and March 15 in the last three years on Saturday, according to the Commission for Air Quality Management (CAQM).
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GRAP 1 Invoked In Delhi To Mitigate Effects Of 'Poor' Air Quality
The Commission for Air Quality Management (CAQM) on Friday invoked all actions under Stage-I of the Graded Response Action Plan (GRAP) with immediate effect in Delhi and National Capital Region (NCR), to mitigate the effects of 'poor' air quality.
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Ban On Use Of Diesel Generators, Coal, Lifted As Air Quality Improves In Delhi
The Commission for Air Quality Management on Monday revoked the Stage 2 curbs under the Graded Response Action Plan (GRAP) following a dip in pollution levels due to favourable meteorological conditions.
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GRAP-3 Restrictions Back In Delhi-NCR As Air Quality Worsens
As the air quality in Delhi-NCR worsened and the Air Quality Index (AQI) touched 'Severe' levels on Wednesday, the Commission for Air Quality Management (CAQM) re-imposed Stage 3 of the Graded Response Action Plan (GRAP) from Thursday.
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Stricter Pollution Curbs Under GRAP 3 Reimposed In Delhi
With air quality worsening again, stricter pollution curbs under GRAP 3 were reimposed in Delhi and surrounding areas, the Commission for Air Quality Management (CQAM), the Centre's pollution watchdog, said on Friday.
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Delhi Saw 209 'Good To Moderate' Air Quality Days In 2024
The number of 'good to moderate' air quality days was 159 in 2018, 182 in 2019, 227 in 2020, 197 in 2021, 163 in 2022 and 206 in 2023, Commission for Air Quality Management (CAQM) data showed.
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GRAP-4 Restrictions Reimposed In Delhi As Air Quality Dips To 'Severe+'
Delhi's air quality deteriorated further during the day, breaching the 400 mark, forcing the Commission for Air Quality Management (CAQM), the anti-pollution panel, to impose GRAP 4 restrictions.
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GRAP-3 Restrictions Back In Delhi-NCR, Hybrid Mode Up To Class 5
GRAP-III recommendations have been reimposed across Delhi and the national capital region following "highly unfavourable meteorological conditions, including calm winds and very low mixing height", the Commission for Air Quality Management said.
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Gurugram Issues Guidelines To Phase Out Diesel Auto-Rickshaws By Year-End
In compliance with the Commission for Air Quality Management's (CAQM) order, diesel auto-rickshaws need to be phased out in the entire NCR region by December 31.
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Delhi Curbs Eased From GRAP 4 To GRAP 2: What's Allowed, What's Not
As Delhi gets respite from toxic air with improved air quality, the Commission of Air Quality Management (CAQM) has lifted stringent pollution curbs under stage 4 of GRAP in the national capital and surrounding areas with immediate effect.
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Delhi's Air Quality Improves, Supreme Court Allows Withdrawal Of GRAP-4
The Supreme Court on Thursday permitted the relaxation of the GRAP IV stage after the Commission for Air Quality Management (CAQM) said that there is improvement in the air quality and stated that the measures under GRAP IV are no longer required.
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Spotlight On Whistleblower's Boeing Safety Claims After Air India Crash
John Barnett was a former quality manager who flagged safety lapses in the Boeing Dreamliner programme before his mysterious death last year.
-
Buses Operating On Polluting Fuels Banned From Entering Delhi From Nov 2026
No bus should be allowed to enter Delhi from November 1, 2026, unless it runs on clean fuel like CNG, electricity or the latest BS-VI diesel, the Commission for Air Quality Management (CAQM) directed on Wednesday.
-
Air Quality Body Takes Steps In Punjab, Haryana To Fight Air Pollution In And Around Delhi
Considering the perennial issue of north India's smog-choked winter, the Commission for Air Quality Management (CAQM) is striking at two major pollution culprits - paddy stubble burning and open municipal solid waste (MSW) fires.
-
Delhi Breathes Cleanest Air During January-March In 5 Years
Delhi recorded an average air quality index of 231 during the January-March period, the lowest for the quarter in five years, the Commission for Air Quality Management (CAQM) said on Monday.
-
Delhi Records Cleanest Air Quality In Jan 1- Mar 15 Period Since 2022
Delhi recorded its cleanest air for any day between January 1 and March 15 in the last three years on Saturday, according to the Commission for Air Quality Management (CAQM).
-
GRAP 1 Invoked In Delhi To Mitigate Effects Of 'Poor' Air Quality
The Commission for Air Quality Management (CAQM) on Friday invoked all actions under Stage-I of the Graded Response Action Plan (GRAP) with immediate effect in Delhi and National Capital Region (NCR), to mitigate the effects of 'poor' air quality.
-
Ban On Use Of Diesel Generators, Coal, Lifted As Air Quality Improves In Delhi
The Commission for Air Quality Management on Monday revoked the Stage 2 curbs under the Graded Response Action Plan (GRAP) following a dip in pollution levels due to favourable meteorological conditions.
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GRAP-3 Restrictions Back In Delhi-NCR As Air Quality Worsens
As the air quality in Delhi-NCR worsened and the Air Quality Index (AQI) touched 'Severe' levels on Wednesday, the Commission for Air Quality Management (CAQM) re-imposed Stage 3 of the Graded Response Action Plan (GRAP) from Thursday.
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Stricter Pollution Curbs Under GRAP 3 Reimposed In Delhi
With air quality worsening again, stricter pollution curbs under GRAP 3 were reimposed in Delhi and surrounding areas, the Commission for Air Quality Management (CQAM), the Centre's pollution watchdog, said on Friday.
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Delhi Saw 209 'Good To Moderate' Air Quality Days In 2024
The number of 'good to moderate' air quality days was 159 in 2018, 182 in 2019, 227 in 2020, 197 in 2021, 163 in 2022 and 206 in 2023, Commission for Air Quality Management (CAQM) data showed.
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GRAP-4 Restrictions Reimposed In Delhi As Air Quality Dips To 'Severe+'
Delhi's air quality deteriorated further during the day, breaching the 400 mark, forcing the Commission for Air Quality Management (CAQM), the anti-pollution panel, to impose GRAP 4 restrictions.
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GRAP-3 Restrictions Back In Delhi-NCR, Hybrid Mode Up To Class 5
GRAP-III recommendations have been reimposed across Delhi and the national capital region following "highly unfavourable meteorological conditions, including calm winds and very low mixing height", the Commission for Air Quality Management said.
-
Gurugram Issues Guidelines To Phase Out Diesel Auto-Rickshaws By Year-End
In compliance with the Commission for Air Quality Management's (CAQM) order, diesel auto-rickshaws need to be phased out in the entire NCR region by December 31.
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Delhi Curbs Eased From GRAP 4 To GRAP 2: What's Allowed, What's Not
As Delhi gets respite from toxic air with improved air quality, the Commission of Air Quality Management (CAQM) has lifted stringent pollution curbs under stage 4 of GRAP in the national capital and surrounding areas with immediate effect.
-
Delhi's Air Quality Improves, Supreme Court Allows Withdrawal Of GRAP-4
The Supreme Court on Thursday permitted the relaxation of the GRAP IV stage after the Commission for Air Quality Management (CAQM) said that there is improvement in the air quality and stated that the measures under GRAP IV are no longer required.
