Hanoi is the second most polluted city in Southeast Asia
March 16
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According to a 2022
The Vietnamese capital city's air quality has worsened to 40.1 micrograms of PM2.5 particles per cubic meter in 2022 from 36.2 in 2021, making it the 18th most polluted among 116 capital cities. Additionally,
Vietnam has an annual average PM2.5 concentration of 27.2 μg/m3, which ranks it as the third most polluted country in Southeast Asia, after Indonesia (30.4) and Laos (27.6). In the world, Vietnam is ranked as the 30th most polluted country.
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Quiz
Which country has the highest annual average PM2.5 concentration in Southeast Asia?
Laos
0% chọn
Vietnam
0% chọn
Indonesia
0% chọn
What is the rank of Hanoi among 116 capital cities in terms of air pollution in 2022?
Which city in Vietnam saw a rise in PM2.5 concentrations from the previous year?
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