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Mosquito landing on someone

How to choose a safe mosquito repellent

As a result over concerns about the Zika virus, sales of some popular products rose as much as 150% over the previous year. Unfortunately, many insecticides and bug sprays contain dangerous chemicals that pose new dangers to human health. Read More >
Lab mouse

Air purifiers, pollution and obesity

New research on mice links air pollution to obesity and an increased risk of diabetes. Read More >
Woman in visible distress

Air pollution, stress and your health

Scientists are discovering that poor air quality – air pollution – plays a role in increasing stress. They have also discovered that chronic stress leaves your body more susceptible to the damaging effects of air pollution. Read More >
Heatmap showing the highest concentrations of air pollution

2 billion children breathing unsafe outdoor air worldwide

Unicef report highlights unique vulnerability of children to air pollution globally Read More >
Image of dental professional performing procedure on woman

Is mercury vapor released during dental procedures?

Learn more about the symptoms of mercury toxicity and how to prevent mercury vapor released during dental procedures. Read More >
Image of dental professional and child in dental office

Do silver crowns contain mercury?

Can dental silver crowns be hazardous? In this article, we will discuss everything you need to know before getting dental silver crowns. Read More >
5 ways to respond to a polluted city: What type of Beijinger are you?

5 ways to respond to a polluted city: What type of Beijinger are you?

Can it be safe to live in a polluted city like Beijing? AirVisual examines how different Beijingers respond to air pollution and what difference this really makes to the level of pollutants you breathe (clue: a lot). Which type are you? Read More >
World Heat Map_1

Steps to ensure the quality of data

Any values determined to be erroneous through this data analysis process were discounted. Learn more. Read More >
World Heat Map_1

Is missing data from stations common?

It’s not uncommon for hourly measurements to be missing from real-time sources for a few reasons. Read More >
World Heat Map_1

Why is the air quality ranking data different from governmental/official data?

Some outlier figures may affect the mean average produced by the government. Read More >
World Heat Map_1

How yearly PM2.5 score calculated

Learn more about how the yearly PM2.5 yearly measurements for country/region are calculated. Read More >
World Heat Map_1

Screen reads different to the app?

Your device will take measurements at different intervals, depending on its sensor mode. Read More >

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