At 7:30 a.m. this morning (December 9), the IQAir air pollution index measuring application ranked Hanoi as the 7th most polluted city in the world, with an AQI of 188 (red line) - unhealthy for health.
Notably, at 7am, some measuring points in Hanoi had pollution index at the purple threshold, warning that it was very unhealthy. In particular, the measurement point at Quang Khanh station continues to be very high, AQI 279; IQAir Hanoi AQI 203; AQI 216 Diplomatic Corps; Le Duan AQI 207...

At the same time, according to the monitoring system of the Department of Environment (Ministry of Agriculture and Environment), the measuring station at the gate of Hanoi University of Science and Technology on Giai Phong Street, the AQI index is 204 (purple threshold, very poor) - warning people to be affected by more serious health. This is a significant increase compared to 172 yesterday.
At station 556 Nguyen Van Cu, the AQI index at 7:00 a.m. is 163 (red range) - normal people start to have health effects, sensitive people may have health problems.
The Nhan Chinh - Khuat Duy Tien Park measuring station also had AQI at 7:00 a.m. at the red line, AQI 153.
To protect people's health from the impact of air pollution, the Department of Disease Prevention (Ministry of Health) recommends that people regularly monitor the Air Quality Index (AQI) and apply appropriate preventive measures.
People need to wear standard masks when going out, keep their homes airy, limit smoke and dust sources in daily life, plant trees, avoid cigarette smoke and monitor their health periodically. sensitive groups such as children, the elderly, pregnant women, people with respiratory and cardiovascular diseases need to limit going out when the air is polluted, avoid areas with a lot of dust and see a doctor immediately when unusual symptoms appear.
When AQI is at a bad to dangerous level, people should minimize outdoor activities, close their doors, prioritize indoor activities and go to medical facilities if there are signs of difficulty breathing, cough, or fever.