Is Hanoi the most polluted city?
Hanoi: Hanoi was named as the most polluted city in the world, with Ho Chi Minh City not far behind. … On Thursday, Hanoi’s air quality index topped the 200 mark, which is considered hazardous. Although the air conditions slightly improved, Hanoi’s recorded air quality is still among the worst places in the world.
How bad is the pollution in Hanoi?
The average PM2. 5 concentration for 2019 for Hanoi were 46.9 µg/ m3 whilst Ho Chi Minh City recorded a figure of 25.3 µg/ m3. Air pollution seems to be directly linked to the countries’ GDP. Foreign investors are less likely to invest in a country where air pollution is a problem.
How polluted is the air in Hanoi?
IQAir, a Swiss air quality technology and monitoring company that operates the index, said Hanoi’s AQI level of 145 on Tuesday morning made it the 15th most polluted city in the world.
Why is there so much pollution in Vietnam?
Among the main causes of this pollution is transportation. Vietnam now has 3.6 million automobiles and 58 million motorbikes, mostly concentrated in big cities. Many of them are old vehicles, with limited emission control technology. They cause daily traffic jams and emit a large amount of air pollutants.
Is Vietnam the most polluted country?
Vietnam ranked 15th in the list of 98 countries and territories with the worst air quality in the world with an average PM2. 5 level of 34.1 and second in Southeast Asia behind Indonesia.
Why is it so polluted in Hanoi?
“In addition to the main reasons such as heavy congestion, large-scale construction and straw burning, weather patterns during winter also make pollution levels worse than in other seasons.” Hanoi plans to ban straw and other waste burning from next year to reduce pollution.
What are the environmental issues in Vietnam?
The following eight problems deserve special attention; 1) deforestation, 2) decrease of agricultural land resources, 3) irrational use of water resources, 4) over exploitation of fishery resources, 5) irrational use of mineral resources, 6) loss of genetic resources, 7) environmental pollution, 8) environmental damage …
How is Ho Chi Minh City polluted?
Ho Chi Minh City is classed as a moderately polluted city in South East Asia. From 2017 to 2018, the PM2. 5 level rose from 23.6 to 26.9 micrograms per cubic meter (µg/m³). These levels are more than double those recommended by the WHO (World Health Organisation) as an annual guideline.
What pollution is in the air?
Air pollution is a mixture of solid particles and gases in the air. Car emissions, chemicals from factories, dust, pollen and mold spores may be suspended as particles. Ozone, a gas, is a major part of air pollution in cities. When ozone forms air pollution, it’s also called smog.