air quality
Reasons for Hanoi's air quality often decreasing significantly at night
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Hanoi - In recent days, Hanoi's air has often deteriorated significantly at night, the sky is immersed in a layer of polluted fog, causing many people to wonder.
Hot Saigon: Close-up of the 35,000 billion VND Long Thanh airport passenger terminal
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Hot Saigon 20.12: Close-up of the 35,000 billion VND Long Thanh airport passenger terminal; Air quality in Ho Chi Minh City continues to be red alert;...
Ho Chi Minh City's sky is foggy, air quality is red alert
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HCMC - On the morning of December 17, the sky of HCMC continued to be foggy. Some buildings were completely submerged in a thick layer of fog, with limited visibility.
Hanoi air quality remains at a bad level
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Hanoi - This morning (December 11), IQAir ranked Hanoi as the 4th most polluted city in the world with an AQI index at the purple threshold.
Hanoi has many AQI measuring points at purple level, which is very bad for health
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Hanoi - Air quality in Hanoi continues to be polluted, warning of many health risks.
Air pollution erodes India's economy, causing tens of billions of USD in damage each year
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Air pollution in the Indian capital is not only destroying people's health but also silently eroding the economy.
Tonight, December 7, Hanoi increases fine dust, at times the most polluted in the world
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Hanoi - The air quality in the capital has increased in pollution since this evening (December 7), at one point being the most polluted in the world.
This morning, Hanoi is in the top 5 most polluted cities in the world
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At 7:45 this morning (December 7), IQAir ranked Hanoi as the 5th most polluted city in the world with an AQI of 196.
Low-emission zone opens up expectations of air improvement
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From the end of November to the beginning of December 2025, the capital Hanoi experienced one of the most severe air pollution periods in many years, with the AQI index at one point skyrocketing to 283, the "very bad" threshold, close to the "danger" level.
Experience in reducing air pollution from China
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On the morning of November 28, Minister Tran Duc Thang worked with the Minister of Environment and Environment of China to share experiences in improving air quality.
The weather is forecast to be like the weather, people proactively protect their health early
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Experts say that forecasting air quality will help people be more proactive in taking care of and protecting their health.
Air quality in Hanoi returns to poor level after storms
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After a few days of better air quality in Hanoi due to heavy rain, the air quality index in the capital is deteriorating, continuing to be recorded at a poor level, causing concern for people.
Air quality alarm in Hanoi
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Recently, major cities in Vietnam such as Hanoi and Ho Chi Minh City have continuously been in the top of the most polluted cities in the world. Experts warn that the average concentration of fine dust in the air causing environmental damage and human health is at an alarming level.
Increased fine dust in air quality in Hanoi today
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On May 19, air quality in Hanoi remained at level 1 and 2. AQI index from 11am to 2pm, areas with increased fine dust caused good levels to decrease.
Piloting the development of a network of air quality rapid measurement stations
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The Ministry of Agriculture and Environment is coordinating to implement pilot projects and develop a network of air quality rapid measurement stations.
