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School streets close roads to motor traffic when children arrive at and leave school.
Some atmospheric pollutants actually help cool the planet, but the sudden shutdown of heavy industry threatened to purge them.
In the US, the average time spent waiting in fast food drive-throughs has risen by half a minute during the pandemic.
Staff and customers with underlying health conditions are likely to be most at risk at drive-through windows.
By opening data, monitoring and reporting on air quality can be complemented by data from various sources to create more localised and relevant decision-support solutions.
Wildfire smoke turned the San Francisco sky orange in the middle of the day in early September.
Ray Chavez/Medianews Group/The Mercury News via Getty Images
To understand the risks of wildfire smoke, it helps to understand the chemicals people are breathing.
Irish trade with the EU contributes an additional 34 tonnes of toxic nitrogen oxides to air in the UK each year.
Wildfire smoke fills the San Francisco skyline on Sept. 9, 2020.
(AP Photo/Eric Risberg)
Coping with intense and prolonged wildfire smoke is difficult, both physically and mentally. Smoke is an environment hazard to be respected, not a personal challenge to be overcome.
AirQo monitoring system on a ‘boda boda’.
Kampala, like many other cities in sub-Saharan Africa, has a critical data gap on the scale and magnitude of air pollution.
Government action is needed to cut car dependency.
The health impact of wildfire exposure depends in part on the fire itself and how much smoke a person breathes in, how often and for how long.
AP Photos/Noah Berger
Wildfires blanketing several Western cities are creating hazardous health conditions. Don't count on cloth masks to protect your lungs.
New research found a significantly higher risk of preterm births near gas flaring in Texas, particularly among Latinas.
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A study shows that low-income communities and communities of color are bearing the brunt of the energy industry's pollution in the region. The risks also extend to the unborn.
A swarm of giant Asian honey bees.
Honey bees in the most polluted parts of an Indian city were more likely to die sooner and showed clear signs of poor health.
Garbage trucks, buses and the van that delivers your Amazon purchases are all prime candidates for electrification.
Electric vehicles can have a positive impact on the climate and air pollution levels, but governments should rethink how they electrify the transportation network.
Fresno, California and the surrounding San Joaquin Valley have some of the nation’s highest levels of fine particle air pollution.
AP Photo/Gary Kazanjian
A new study shows that while fine particle air pollution has declined nationwide over the past 40 years, the health and environmental benefits haven't been shared evenly.
Flaring gas at an oil production site outside Williston, North Dakota.
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Flaring, or burning, waste gas from energy production has sharply increased over the past decade. It wastes usable fuel, pollutes the air, and helps drive climate change.
Even accounting for factors like age and population density, the role of air pollution in explaining the spread of COVID-19 cases is compelling.
Children aged 0-14 years are likely to be physically active outdoors when it’s warm.
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Kids spend more time outdoors than adults, performing more activities that increase breathing rates, which result in increased exposure to air pollutants.
Situated on a plateau and surrounded by mountains, Mexico City – seen here in a haze on May 20, 2018 – is a ‘bowl’ that traps smog and dust.
AP Photo/Marco Ugarte
The Aztecs had a shining city on a lake, with canals, causeways and aqueducts – until the Spanish came. Mexico City is still suffering the consequences of their bad public health decisions.
Much of India experiences both extreme heat and extreme air pollution, as seen in this photo of the Akshardham Hindu temple. Days with both are going to increase.
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In South Asia, days with both extreme heat and extreme pollution are expected to increase 175% by 2050. Separately, the health effects are bad; together they will likely be worse.
Bike routes have been expanded in many major cities, including Bogata, Columbia, to encourage people to avoid crowded public transportation.
(AP Photo/Fernando Vergara)
Bike shops have seen record sales during the pandemic as people try to avoid crowded transportation. But governments must do more to keep new cyclists in the saddle.