Air Quality
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Delhi-NCR's AQI crosses 400 mark on Diwali
India | Nov 04, 2021, 03:21 PM ISTAQI between zero and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor', and 401 and 500 'severe'.
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A day ahead of Diwali, Delhi's air quality deteriorates to 'very poor' category
India | Nov 03, 2021, 12:26 PM ISTAccording to The concentrations of PM 2.5 and PM 10 stood at 252 in the 'poor' and 131 in the 'very poor' category respectively.
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Delhi air quality likely to deteriorate by next week; temperature dip expected
India | Oct 27, 2021, 11:13 AM ISTAuthorities said Delhi's air quality may get pushed to the "poor" zone on Wednesday and to the very poor category over the next five days because of an increase in stubble burning.
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Air quality in UP nosedives, Ghaziabad records the worst
India | Oct 17, 2021, 11:16 AM ISTThe higher the AQI value, the more polluted the air. An AQI above 200 is considered poor while that above 300 is categorised as very poor by the CPCB.
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Delhi's air quality deteriorates to 'poor', AQI crosses 300 one day after Dussehra
India | Oct 16, 2021, 04:01 PM ISTWith the onset of winter and the withdrawal of monsoon in the northwest region of the country, the wind changes direction from easterly to north-westerly.
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Partially cloudy Delhi experiences 'good' air day
India | Sep 25, 2021, 12:27 PM IST"There is a chance of light to moderate rainfall in Delhi and its adjoining areas," a MET official said, adding that the intensity of rain will start reducing from Monday with no rain was expected on Wednesday.
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Delhi's air quality to deteriorate again around Oct 10: CM Kejriwal
News | Sep 13, 2021, 04:20 PM ISTDelhi Chief Minister Arvind Kejriwal said that there are chances that the air quality could deteriorate again from October 10.
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Washing, drying reusable masks does not affect their ability to filter viral particles
News | Sep 15, 2021, 11:33 AM ISTThe findings of recent research from the University of Colorado Boulder suggests that even though reusable cloth masks might seem bad for wearing but washing and drying them doesn't reduce their ability to filter out viral particles.
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Air quality commission asks UP, Haryana, Rajasthan to shift NCR industries to PNG
India | Aug 14, 2021, 12:41 PM ISTAir Quality Management Commission has directed Uttar Pradesh, Haryana, and Rajasthan to prepare a time-bound action plan to shift all identified industries units in NCR to piped natural gas (PNG).
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Parliament approves bill to set up commission for air quality management in NCR: What is it
India | Aug 05, 2021, 04:09 PM ISTParliament on Thursday gave its nod to a bill that seeks to set up a commission for air quality management in the National Capital Region and its adjoining areas.
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First COVID-19 lockdown improved air quality in India: Study
India | Jun 02, 2021, 06:03 PM ISTThe findings, published in the journal Environmental Research, provide a strong evidence for potential environmental benefits through larger scale policy implementation.
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Delhi AQI improves to 'moderate' category, likely to deteriorate
India | Feb 07, 2021, 09:47 AM ISTThe air quality of the national capital improved to the 'moderate' category on Sunday as the overall Air Quality Index (AQI) stood at 159.
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Mumbai witnesses worse air quality than Delhi
India | Jan 09, 2021, 08:33 AM ISTMumbai on Friday once again recorded an Air Quality Index (AQI) of 317 which was worse than that of Delhi, an official of the India Meteorological Department said.
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This system improves Bengaluru airport runway visibility
India | Jan 01, 2021, 02:12 PM ISTThe Bengaluru International Airport installed the category-3B (CAT-3B) instrument landing system (ILS) on its new runway to improve visibility for aircraft landing and take-off in inclement weather and foggy conditions, said its operator on Thursday.
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Cold waves, 'severe' AQI continue to trouble Delhi
News | Dec 25, 2020, 12:54 PM ISTThe temperature in the national capital continued to remain below normal as cold waves persisted in the city.
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Delhi's air quality slips to 'severe category'
News | Dec 23, 2020, 01:01 PM ISTNational capital's air quality continues to degrade as it slips from 'very poor category' to 'severe category.' According to System of Air Quality and Weather Forecasting and Research (SAFAR), city's air quality index stood at 404 in the morning of December 23.
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Air quality in Delhi, surrounding areas turn 'severe'
India | Dec 22, 2020, 08:51 PM ISTAir quality in the national capital turned 'severe' on Tuesday with slow wind speed and low temperature allowing the accumulation of pollutants, according to weather department officials.
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Delhi's air quality remains in 'very poor' category
News | Dec 22, 2020, 02:14 PM ISTAir quality remained in the 'very poor' category in the national capital meanwhile cold weather conditions prevail in Delhi.
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Stubble burning up 44.5% in Punjab, 25% down in Haryana: Centre
India | Dec 18, 2020, 01:24 PM ISTThe Union Environment, Forest and Climate Change Ministry has informed the Supreme Court that 'active fire events' (AFE), or stubble burning, have increased by nearly 45 percent in Punjab, and reduced by 25 percent in Haryana when compared with 2019.
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Air quality in 'very poor' category in Ghaziabad, Noida, Faridabad
India | Dec 13, 2020, 09:18 PM ISTThe air quality was in the 'very poor' category in Ghaziabad, Noida, Greater Noida and Faridabad while it was in the 'poor' zone in Gurgaon, according to data issued by a government agency on Sunday.