Air pollution is a growing global issue, that is detrimental to human health and the environment. Major sources of air pollution include manufacturing, power and transport. Some of the major health effects of air pollution are lung and heart diseases. Read more on what air pollution is, global air pollution trends and more here.
People often think of trees and green space help improve air quality and filter out pollutants, but how much do they actually help? And which tree is best for the job? Trees aren’t Filters First, we need to stop thinking that trees are filters. They’re not. The biggest effect they …
Air pollution affects nearly every organ in our body, but did you know air pollution affects your mood too? Research shows direct correlations between air pollution and a bad mood. PM2.5 Air Pollution Worsens Mood Researchers at MIT studied how air pollution affects mood across 144 cities in China. Now, there’s …
Some people think working out in a mask is dumb or even harmful. Even some professionals, like the doctor in this post on Twitter/X tell people not to wear masks. But what if breathing through a mask while exercising isn’t just harmless, it’s actually training your lungs and makes you …
Wearing masks for hours on end has led some people to worry about whether N95 masks deprive us of oxygen. Scientists have actually made people wear N95 masks and measured their blood oxygen. So we have a solid answer to this question, and it’s not what this question assumes. This …
When a billion people in China (and quite a few expats) woke up to the severe air pollution in almost every city in China, it forced a billion people to become experts in a complicated scientific question: Do masks work? Since then, I’ve given talks with hundreds of people all around …
COVID-19 has caused a surge in interest for all types of masks, including Japanese Pitta masks. Smart Air has received a flood of questions about how well they filter COVID-19 and other viruses. The Japanese Pitta masks are sleek and incredibly popular, but there’s little information available on how well …
The latest data on the health toll of air pollution from the World Health Organization finds it doesn’t kill people like you probably think it does. How does air pollution kill? The World Health Organization tallied up all the deaths all the deaths due to outdoor air pollution based …
Data shows face masks can protect you from COVID-19, but how about air purifiers? Can an air purifier with HEPA filters remove COVID-19 and other viruses? Can Air Purifiers and HEPA Filters Remove COVID-19 Virus? To answer this question, we need to first answer if HEPA filters can capture particles …
The short answer is yes, you can use just one filter with a box fan. But tests have found that you can get better performance if you use four filters, thicker filters, and shrouds like in a Corsi-Rosenthal box (CR Box). How Effective Is a Single-Filter CR Box? In one …
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