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Childhood asthma cases caused by traffic pollution are on the decline. But children in some parts of the country are faring better than others.
It’s not all doom and gloom – pathways to restore the health of our planet do exist.
The world is on the brink of creating irreversible damage to the environment if better policy isn't rolled out. Read the findings of the UN report.
Phytoremediation uses plants to clean up toxic pollutants.
Scientists are finding ways to generate something useful from the pollution in our environment.
London: a clean future?
Drivers of polluting vehicles will face a daily charge, but evidence suggests it's a price worth paying.
Traffic flows into Manhattan from Brooklyn over the Williamsburg Bridge.
AP Photo/Mary Altaffer
Starting in 2021, drivers will pay a fee to enter midtown and lower Manhattan during busy times of day. Will this clear New York's air and streets?
Unconventional gas wells are being approved in their thousands across Australia.
AAP Image/Dean Lewins
Gas mining is expanding across Australia, and has been touted as part of the answer to cutting emissions. But there is evidence that this rollout will pose significant health and environmental risks.
Wood smoke may smell good, but it is not good for you.
The smoke from wood-burning stoves and fireplaces contributes to air pollution and poor health.
© Dennis Weche
How theatre and artwork allowed us to better address severe air pollution.
Chayatorn Laorattanavech / shutterstock
Filtering air uses lots of energy and concentrates harmful chemicals in landfills.
Helen Sushitskaya / shutterstock
New research in China adds to the evidence of a direct link between air pollution and happiness.
Applying nitrogen fertilizer to corn at the W.K. Kellogg Biological Station, a research site in Michigan.
Fertilizer is a key source of nitrogen pollution which fouls air and water worldwide. Current regulations target farmers, but focusing on producers could spur them to develop greener products.
Evidence shows that the growth of air pollutants – as well as rising temperatures, increased rain and flooding – connect breast cancer with climate change.
Most cases of breast cancer are related to environmental causes. When we talk about climate change, we must not forget this part of the story.
Car-free days could work in Nairobi where traffic, congestion and air pollution is a real problem.
Orchard Road, Singapore.
There are other things which cause air pollution – cars, for example – which will have a much bigger impact.
Long-term exposure to air pollution was linked to cognitive decline in elderly people.
Air pollution is bad for our heart and lung health – and a new study says it may be bad for brain health, too.
In Paris’s André-Citroën Park, a balloon is used to measure air pollution.
The number of substances emitted into the atmosphere is immense and growing, but some are particularly harmful to health and are subject to increased monitoring.
President George H.W. Bush (right) fishing on the Kennebunk River in Maine, Aug. 27, 1990.
AP Photo/Doug Mills
George H.W. Bush, who pledged to be 'the environmental president,' took a market-based approach to pollution control that helped clear the air. Now some experts think it could work on climate change.
Industrial facilities like this oil refinery in Anacortes, Washington are significant air pollution sources.
An air pollution expert with years of experience advising federal regulators describes how the Trump administration is speeding up reviews and reducing scientific input.
An image from the International Space Station captures plumes of smoke from California wildfires on August 4, 2018.
Haze from Northern California wildfires has drifted as far east as Philadelphia. Wildfire smoke contains many potentially toxic substances, so anyone exposed to it should take basic precautions.
A Kosovo policeman directs cars in Pristina after the government banned traffic in response to extremely high fine particle pollution levels, Jan. 31, 2018.
AP Photo/Visar Kryeziu
The head of the World Health Organization calls air pollution 'the new tobacco' because it causes millions of preventable deaths yearly. Fine particle pollution is especially deadly.