Articles on fine particulate matter

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Coal-fired power plants emit both smoke and steam. Paul Souders/Stone via Getty Images

Coal plants emitted more pollution during the last government shutdown, while regulators were furloughed

As soon as the 2018-2019 shutdown began, coal-fired power plants started emitting more particulate matter pollution. And when the inspections resumed, the levels dropped back to normal.
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Air quality at many train stations is alarmingly bad. Here’s how to improve it

Serious air pollution is a common problem in stations around Australia and the world. But solutions already exist, and some can be applied immediately to protect station staff and commuters.

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