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Air quality across the world has reached toxic levels

February 15, 2017 -

For the first time, London's air quality is worse than China's; experts say that this is the worst air quality reading London has had since 2011. London's Mayor Sadiq Khan has even issued the highest air pollution alert in the capital city, citing the "filthy air" as a "health crisis."

To put that all in perspective, the World Health Organization (WHO) recommends that PM2.5 and PM10 (particulate matter) stay at or below a mean value of 25 and 50 micrograms ...

Wildfire Smoke Plummets Midwest Air Quality, Triggering Unprecedented Health Alerts

August 04, 2025 -

MINNEAPOLIS — For three consecutive days, thick smoke from Canadian wildfires has blanketed the U.S. Midwest, plunging air quality to dangerous levels in six states and turning Minneapolis into one of the world’s most polluted cities. Real-time data from IQAir shows the Twin Cities ranked among global air pollution hotspots, while the Environmental Protection Agency’s Air Quality Index (AQI) hit red-level “unhealthy” thresholds, surpassing ...

Windsor, Ontario air quality improves slightly, but still not impressive

May 04, 2013 - Windsor, Ontario air quality improves slightly, but still not impressive

Saturday, May 04, 2013 by: AntoniaTags: air quality, Windsor, Canada

Continued improvement across the province

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Guard your home's indoor air quality with these simple measures

January 30, 2013 - Guard your home's indoor air quality with these simple measures

Wednesday, January 30, 2013 by: Linn ColeTags: indoor air quality, oxygen, environmental health

Airing out

Plants

Clean floors

Safe cleaning products

Negative ion generators

Air filtration systems

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Canadian wildfire smoke continues to affect air quality in US cities

June 22, 2023 - air quality company owned by AccuWeather, reported last week that air quality was at "very unhealthy" levels in Minneapolis. The air quality company also warned that health effects will be "immediately felt by sensitive groups and should avoid outdoor activity." Plume Labs also cautioned that even healthy people may "experience difficulty breathing and throat irritation." (Related: Smoke from Canadian wildfires darkens skies, triggers health warnings for ...

Follow these effective tips to improve air quality in your home

November 22, 2018 - air quality can cut your risk for diabetes.)

Individuals living or working in areas with poor air quality may experience one or several of the following symptoms:

In most cases, people who experience these symptoms will notice that they feel better once they leave their offices. Since these symptoms are also caused by other health conditions like the common cold or the flu, it can be difficult to identify ...

Global air pollution index calls Chicago’s air quality the WORST IN THE WORLD due to Canadian wildfire smoke

July 02, 2023 -

This is according to air quality monitoring site IQAir, which compared Chicago's air quality with 95 other cities around the world on Tuesday, including Jakarta, Lahore, Beijing and Delhi. The terrible air quality was blamed on the ongoing wildfires in Canada, coating much of Chicago and the surrounding areas in smoke. (Related: Canadian wildfire smoke continues to affect air quality in US cities.)

Illinois State Climatologist Trent Ford ...

Wildfire plumes worldwide are contributing to ozone pollution and harming air quality

September 25, 2020 -

Scientists from the University of Colorado Boulder (CU Boulder) and the Royal Belgian Institute for Space Aeronomy (BIRA-IASB) found that the levels of nitrous acid in wildfire smoke worldwide are two to four times higher than previous estimates. Nitrous acid is implicated in air pollution due to its role in the production of ground-level ozone.

These findings shed light on how wildfire smoke could be influencing air pollution over large distances, similar to how smoke ...

Air quality determined to be a leading environmental threat to public health

October 22, 2018 - air quality and climate protection. France, Denmark, Malta, and Sweden came after Switzerland. On the other hand, India, Bangladesh, Burundi, Democratic Republic of Congo, and Nepal were at the bottom of the rankings.

Meanwhile, the U.S. ranked 27th, lagging behind other industrialized nations such as France (second), the U.K. (sixth), Germany (13th), Italy (16th), Japan (20th), and Canada (25th). The U.S. scored well on sanitation and air quality, but very ...

Here’s why you should also look at the quality of air indoors

May 10, 2018 -

In this information age, society and business are dependent on technology, which means that most of us spend a good chunk of our time indoors. The air quality of the environment where we live and work directly impacts our health.Pollutants, even in the air inside

Alessandro Miani, head of the non-profit Italian Society for Environmental Medicine (SIMA), warned that ironically, indoor air could be more dangerous to our health than outdoor air. Miani said that aside ...

Smoke and haze: Canadian wildfires trigger air quality alerts in 4 U.S. states

May 21, 2024 -

Due to these wildfires, four states in America reported hazy weather conditions. Dangerous smoke from these wildfires triggered air quality alerts and warnings in Montana, North Dakota, South Dakota and Minnesota.

The Minnesota Pollution Control Agency (MPCA) issued an air quality alert on May 13 in response to a "band of very heavy smoke from wildfires in northeast British Columbia."

According to the MPCA, the northern half of the state has since ...