nitrogen dioxide

  1. A

    Pilot Study Aims to Reduce Delhi’s Air Pollution with Photocatalytic Coatings

    New Delhi, March 13 – The Delhi government signed a Memorandum of Understanding (MoU) with the Indian Institute of Technology Madras (IIT Madras) on Friday to launch a pilot study on photocatalytic "smog-eating" surfaces, an official said.Entitled "Comprehensive Study on the Effectiveness of...
    • Arjun
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    • air pollution asphalt concrete delhi government environmental studies iit madras infrastructure nitrogen dioxide photocatalytic materials pilot study pollution control smog abatement surface coatings titanium dioxide urban environments volatile organic compounds
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    • Forum: National
  2. A

    Pilot Study Launched to Assess Photocatalytic Coatings for Delhi Air

    New Delhi, March 13 The Delhi government and the Indian Institute of Technology Madras signed a Memorandum of Understanding (MoU) on Friday to conduct a comprehensive pilot study on "smog-eating" surfaces, officials said.The "Comprehensive Study on the Effectiveness of Photocatalytic...
    • Alex B
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    • air pollution asphalt concrete delhi government delhi pollution control committee environmental science iit madras nitrogen dioxide photocatalytic materials pilot study pollution control smog abatement surface coatings titanium dioxide urban environment volatile organic compounds
    • Replies: 0
    • Forum: National
  3. V

    India's Air Pollution Problem Worsens: 204 Cities Exceed Standards in 2025-26

    New Delhi, March 6 Ghaziabad was the most polluted city in India during the winter season in 2025-26, followed by Noida and Delhi, according to an air quality analysis by the Centre for Research on Energy and Clean Air (CREA).At least 204 out of 238 Indian cities with sufficient monitoring...
    • Vihaan
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    • air quality central pollution control board (cpcb) continuous ambient air quality monitoring stations (caaqms) delhi ghaziabad india indo-gangetic plain national ambient air quality standards (naaqs) national clean air programme (ncap) nitrogen dioxide noida particulate matter pm2.5 sulphur dioxide volatile organic compounds (vocs) winter air pollution world health organization (who) guidelines
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    • Forum: National
  4. I

    Poor Air Quality in Delhi: 20 'Poor' AQI Days Recorded

    New Delhi, February 27 Delhi has recorded its worst February air quality in three years, with the average Air Quality Index (AQI) at 234 as of February 26, according to an analysis by the Centre for Research on Energy and Clean Air (CREA).The data showed that February 2026 was the worst since...
    • Ishita
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    • air pollution air quality categories air quality index air quality monitoring aqi central pollution control board centre for research on energy and clean air delhi air quality february air quality nitrogen dioxide ozone pollution ozone standards pm10 respiratory health
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    • Forum: National
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