There are a lot of websites that offer a similar set of features without installing anything. Two you should try are BreezoMeter and Aqicn . Both of them provide largely accurate results. As it turns out, Aqicn actually stems from a social enterprise project called The World Air Quality Index Project.
Which air quality app is most accurate?
- Air Quality | AirVisual. AirVisual is an application that allows you to verify the smog level in real time for a location of our choice. ...
- Kanarek. ...
- Plume Air Report. ...
- Smog Poland. ...
- Airly.
Which website has the most accurate air quality?
The World’s Most Accurate Air Quality Data | BreezoMeter .
What is the place with the worst air quality?
| Position | 1 | Country | India | City/Town | Kanpur | Year | 2016 | PM2.5 | 173 |
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Where is the cleanest air in the world?
| # country 2020 AVG. US AQI | 1 Puerto Rico 15 | 2 New Caledonia 15 | 3 U.S. Virgin Islands 15 | 4 Sweden 21 |
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What is the best air quality index?
Think of the AQI as a yardstick that runs from 0 to 500. The higher the AQI value, the greater the level of air pollution and the greater the health concern. For example, an AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality.
What is the best measure of air quality?
Air quality is measured with the Air Quality Index, or AQI . The AQI works like a thermometer that runs from 0 to 500 degrees. However, instead of showing changes in the temperature, the AQI is a way of showing changes in the amount of pollution in the air.
How accurate is AirVisual?
Therefore, according to the calculation below, IQAir AirVisual Pro sensors have low accuracy compared to FEM GRIMM. mass concentration from Unit 4VW9, Unit WLL6, and Unit X44P was 100%. measurement variations were observed among the three IQAir AirVisual Pro units.
What is the dirtiest country in the world 2020?
| Rank Country/Region 2020 AVG | 1 Bangladesh 77.10 | 2 Pakistan 59.00 | 3 India 51.90 | 4 Mongolia 46.60 |
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What city has the best air quality?
| Altoona-Huntingdon, PA altoona-huntingdon-pa.html 1 | Florence-Muscle Shoals, AL florence-muscle-shoals-al.html 1 | Fort Smith, AR-OK fort-smith-ar-ok.html 1 | Gadsden, AL gadsden-al.html 1 | Gainesville-Lake City, FL gainesville-lake-city-fl.html 1 |
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What is the cleanest country in the world?
Denmark . Denmark is the cleanest and most environmentally friendly country. Denmark has some of the world’s best policies to reduce greenhouse gas emissions and prevent climate change. Its EPI score is 82.5, standing out for high air quality scores and the biodiversity and habitat category.
Which country has the freshest air?
In terms of PM 2.5 pollution — a measure of ultra-fine particulate matter in the air — the country with the world’s cleanest air is New Zealand , while the US ranks seventh on that list. Meanwhile, the cleanest cities in the world (in terms of particulate concentrations) are in Sweden.
What state has the best quality of air?
- Hawaii. Hawaii has an air quality index of 21.2, the cleanest average air in the U.S. This is well in the good air quality index range. ...
- Alaska. ...
- Washington. ...
- Oregon. ...
- Maine. ...
- Utah. ...
- Ohio. ...
- Georgia.
Where is the purest oxygen?
- Iceland. The country has the cleanest air in the world and that can be credited to the sparse population and immense green cover. ...
- Canada. CHECK THESE OUT. ...
- Finland. ...
- Brunei. ...
- Estonia. ...
- Denmark. ...
- New Zealand.
What are symptoms of bad air quality?
- Dryness and irritation of the eyes, nose, throat, and skin.
- Headache.
- Fatigue.
- Shortness of breath.
- Hypersensitivity and allergies.
- Sinus congestion.
- Coughing and sneezing.
- Dizziness.
What time of day is air quality the best?
Time of Day Pollution Data
Instead of during the quiet of night, it’s the afternoon –right around rush hour–that PM2. 5 is the lowest. So if you’re planning a picnic or insist on exercising outside, you’re usually best off between noon and 6pm.
