What is the AQI for Beijing?
Beijing Air Pollution: Real-time Air Quality Index (AQI)
| Current | Min | |
|---|---|---|
| PM2.5 AQI | 184 | 61 |
| PM10 AQI | 92 | 43 |
| O3 AQI | 1 | 1 |
| NO2 AQI | 56 | 12 |
Is the air quality in Beijing bad?
The city of Beijing was ranked at 201. Throughout 2019, Beijing had just two months when the air quality was classified as “Moderate” with readings between 12.1 and 35.4 µg/m³. The remaining ten months showed readings of 35.5 to 55.4 µg/m³ which categorised it as “Unhealthy for Sensitive Groups”, according to The WHO.
Why is Beijing air quality so bad?
The causes of Beijing’s widespread air pollution can be attributed to a number of factors: an enormous economic boom, a surge in the number of motorized vehicles, population growth, output from manufacturing, and natural reasons which include the city’s surrounding topography and seasonal weather.
Is Beijing air quality improving?
We confirmed that Beijing’s air quality has improved significantly in recent years, but air pollution levels are still well above the WHO guidelines, leading to poor health and wellbeing for over 20 million people.
What is the AQI for China?
China has a standard figure of 35 µg/m³ towhich it tries to adhere to, whereas the recommended limit as suggested by theWorld Health Organisation is 10 µg/m³.
What is the AQI in China?
Which country had the worst air quality in 2020?
| # | COUNTRY | AVG. US AQI |
|---|---|---|
| 8 | Kyrgyzstan | 121 |
| 9 | Indonesia | 114 |
| 10 | Bosnia Herzegovina | 113 |
| 14 | China | 98 |
Which AQI is best?
AQI values at or below 100 are generally thought of as satisfactory. When AQI values are above 100, air quality is unhealthy: at first for certain sensitive groups of people, then for everyone as AQI values get higher.
Where is the cleanest air on Earth?
The Caribbean island of Puerto Rico has the world’s cleanest air according to the latest World Air Quality Report by IQAir. The report ranks 106 countries and territories by the level of fine particulate matter present in the air.
How bad is China’s air?
The People’s Republic of China is the world’s leading annual emitter of greenhouse gases and mercury. An estimated 1.24 million people died from exposure to air pollution in the PRC in 2017, according to a recent study in the medical journal The Lancet. …
What city has the worst air quality?
Pollution level rankings 2019
| Rank | City |
|---|---|
| 1 | Los Angeles-Long Beach, CA |
| 2 | Visalia, CA |
| 3 | Bakersfield, CA |
| 4 | Fresno-Madera-Hanford, CA |
Is China’s air quality bad?
However, by 2018, those 338 cities enjoyed good air quality on 79% of days. In the last few years, China has made a lot of progress in air pollution. For example, average PM2. 5 concentrations fell by 33% from 2013 to 2017 in 74 cities….Four-color alert system.
| AQI | Description |
|---|---|
| 301–500 | Hazardous |
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