How bad is Hanoi pollution?

Hanoi ranked world’s seventh most polluted capital city in 2019. … The city’s worsening air quality saw its average PM2. 5 level last year rise to 46.9 micrograms per cubic meter of air from 40.8 in 2018, according to a report released this week by Switzerland-based air quality monitor, IQAir AirVisual.

Is Hanoi a polluted city?

Data from automatic air monitoring points in recent days show that air quality in many northern localities of Vietnam, especially in Hanoi, is at an alarming level. The air quality in the capital city has deteriorated, with an index measuring it showing “very bad” or even “unhealthy” levels in many places.

How bad is the air quality in Hanoi?

On Wednesday morning Hanoi took the top spot in the world for worst air quality in a ranking of more than 10,000 cities worldwide, with an AQI of 180, a level where there’s increased risk of adverse affects to the heart and lungs, especially among children, elders and people with respiratory or heart diseases.

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Why is the air pollution so bad in Hanoi?

Earlier this month, Hanoi environment officials blamed the air quality on large-scale industrial activities surrounding the city, increased traffic, garbage overload and construction sites. … That month, state power utility EVN said coal-fired plants east of Hanoi were too far away to cause air pollution.

How polluted is the air in Hanoi?

Hanoi Air Pollution: Real-time Air Quality Index (AQI)

Current Max
PM2.5 AQI 16 38
PM10 AQI 13 28
O3 AQI 23 28
NO2 AQI 18 26

What is the most polluted city in the world 2020?

World air quality report

Rank City 2020 AVG
1 Hotan, China 110.2
2 Ghaziabad, India 106.6
3 Bulandshahr, India 98.4
4 Bisrakh Jalalpur, India 96

What is the most polluted capital city in the world?

Delhi was the most polluted capital city in the world in 2020, with an average PM2. 5 concentration of 84.1 micrograms per cubic meter of air (μg/m³).

How bad is pollution in Vietnam?

Air pollution leads people to be exposed to fine particles in polluted air that penetrate deep into the lungs and cardiovascular system, causing diseases including stroke, heart disease, lung cancer, chronic obstructive pulmonary diseases and respiratory infections.

What is PM 2.5 in air pollution?

Fine particulate matter (PM2.5) is an air pollutant that is a concern for people’s health when levels in air are high. PM2.5 are tiny particles in the air that reduce visibility and cause the air to appear hazy when levels are elevated.

What pollution is in the air?

These six pollutants are carbon monoxide, lead, nitrogen oxides, ground-level ozone, particle pollution (often referred to as particulate matter), and sulfur oxides.

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Why is Vietnam so polluted?

What are the main causes of air pollution in Vietnam? The main cause of air pollution in Vietnam is the transportation system. There are in excess of 3.6 million cars on the roads and 58 million motorbikes. The majority of these vehicles are found in the towns and cities throughout the country.

How does Vietnam deal with air pollution?

Short-term solutions have been identified by the local environmental groups who recommend much stricter controls over vehicle emissions. Improved traffic control and the introduction of a dust management system for construction sites will also help the air quality in Vietnam.

What causes water pollution in Vietnam?

Arsenic contamination in water has also been a threat to the entire nation. Untreated industrial waste is the primary cause of poor water quality in Vietnam, as fifty industrial zones discharge 105 million liters of largely untreated wastewater into the Saigon every day.

Does Vietnam have pollution?

Vietnam is suffering from some of the worst air pollution recorded. From 2017 to 2018, the annual average concentration of PM2. 5 (fine particulate matter) within Ho Chi Minh City rose from 23.6 to 26.9 micrograms per cubic meter (µg/m³).

What is a healthy air quality?

AQI values at and below 100 are generally considered to be satisfactory. When AQI values are above 100, air quality is considered to be unhealthy, at first for members of populations at greatest risk of a health effect, then for the entire population as AQI values get higher (greater than 150).

How do we stop air pollution?

Ways to Reduce Air Pollution

  1. Riding a bike or walking instead of driving.
  2. Taking a bus or carpooling.
  3. Buying a car that has greater fuel efficiency.
  4. Turning off lights and appliances when they are not in use.
  5. Using energy efficient light bulbs and appliances.
  6. Buying fewer things that are manufactured using fossil fuels.
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