<div style="text-align: justify; "><b style="font-size: 1rem;">Dhaka’s air quality remained in the 'very unhealthy' zone this morning. With an air quality index (AQI) score of 215 at 11:30 am, the capital of Bangladesh ranked second in the list of cities worldwide with the worst air quality.</b><br></div><div style="text-align: justify;"><br></div><div style="text-align: justify;">India’s Delhi and Pakistan’s Lahore occupied the first and third spots, with AQI of 249 and 201 respectively.</div><div style="text-align: justify;"><br></div><div style="text-align: justify;">An AQI between 101 and 200 is considered 'unhealthy', particularly for sensitive groups, and an AQI between 201 and 300 is said to be 'poor', while a reading of 301 to 400 is considered 'hazardous', posing serious health risks to residents.</div><div style="text-align: justify;"><br></div><div style="text-align: justify;">AQI, an index for reporting daily air quality, is used by government agencies to inform people how clean or polluted the air of a certain city is, and what associated health effects might be a concern for them.</div><div style="text-align: justify;"><br></div><div style="text-align: justify; ">In Bangladesh, the AQI is based on five criteria pollutants -- Particulate Matter (PM10 and PM2.5), NO2, CO, SO2 and Ozone. UNB</div><div style="text-align: justify;"><br></div><div style="text-align: justify; ">bnbd24/kh</div>