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The new 2021 WHO air quality guideline limits

The World Health Organization (WHO) has tightened its air quality guidelines on Wednesday, 22 September 2021. This was the WHO's first adjustment of its recommendations on particulate matter, ozone, nitrogen dioxide, sulfur dioxide, and carbon…
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Breeze Technologies zum 6. Mal Partner bei der Hamburger Klimawoche

Hamburg. Zum sechsten Mal in Folge ist Breeze Technologies Partner der Hamburger Klimawoche. Wie jedes Jahr organisiert der umweltwissenschaftliche Bereich des Hamburger Startups einen Workshop für eine Hamburger Schulklasse zum Thema Smog…
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How Disneyland reduced the emissions from their fireworks

Disneyland, “The Happiest Place on Earth”, is renowned for its brilliant firework shows that run almost nightly year-round. As beautiful as they are, however, fireworks are notorious air polluters. Disneyland has received numerous smoke…
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Everything to know about Ozone (O3)

Ozone (O3), specifically at the ground level, is a common air pollutant recognized by many standard air quality guidelines, including the World Health Organization’s. At Breeze Technologies, ground-level ozone is among the many pollutants…
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Everything to know about Ammonia (NH3)

Ammonia (NH3) is a common air pollutant. Despite it not being included in many standard air quality guidelines, such as the World Health Organization’s, we at Breeze Technologies consider it vital to be monitored. Our sensors are thus calibrated…
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How has air quality in Germany changed in the last 40 years?

Post-World War II in 1945 saw Germany divided into four zones by the Americans, the British, the French, and the Soviets. The western two-thirds of Germany, known as the Federal Republic of Germany (unofficially: FRG), consisted of the American,…
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Air pollution – How to convert between mg/m3, µg/m3 and ppm, ppb

When it comes to determining the concentration of air pollutants in the atmosphere, the units of measurement one would typically see are either mg/m3, µg/m3, ppm, or ppb. These are used in air quality thresholds and air quality indexes to help…
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How much does air pollution cost society?

Air pollution is Earth’s greatest environmental health threat, killing approximately 7 million worldwide every year. According to the WHO, 9 out of 10 people breathe air that exceeds their guidelines, with developing countries experiencing…
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Air pollution history: The Great Smog of London

The Great London Smog of 1952 (also just called the Great Smog) was an environmental disaster of unprecedented severity as a result of critical air pollution. Its impact ultimately served as a turning point in enacting the first air quality…
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3 truths every business owner needs to know about indoor air quality (IAQ)

Indoor air quality (IAQ) not only affects employee health, but also productivity. This, in turn, can affect the success of your business! Here’s all you need to know about the impact of indoor air quality on your employees and how to manage…
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Where does smog get its colour from?

We all know that the reddish-brown haze that hangs over our cities signals poor air pollution from smog. But where and why does this phenomenon occur? Read on to find out. What is smog? Smog is a type of air pollution that reduces visibility.…
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Air pollution and noncommunicable diseases

Air pollution has long been linked to various health issues. Today, we’re going to take a closer look at a specific category of illnesses poor air quality is responsible for: noncommunicable diseases. What are noncommunicable diseases? Noncommunicable…