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Articles on Air pollution

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Interstate 980 cuts off West Oakland, Calif., at top, from other Oakland neighborhoods. Jane Tyska/Digital First Media/East Bay Times via Getty Images

Removing urban highways can improve neighborhoods blighted by decades of racist policies

Two urban policy experts explain why taking down highways that have isolated low-income and minority neighborhoods for decades is an important part of the pending infrastructure bill.
Low-cost air-ventilation systems have been installed in many classrooms across the U.S. to help reduce COVID-19 transmission. Halfpoint Images/Moment via Getty Images

COVID-19 has spurred investments in air filtration for K-12 schools – but these technologies aren’t an instant fix

Air-ventilation upgrades have been badly needed in U.S. classrooms since long before the pandemic. Low-tech filtration systems that cost about the same as a textbook per student can make a big difference.
Reduced traffic during lockdowns led to decreases in air pollution in many major cities in Europe. (AP Photo/Emilio Morenatti)

COVID-19 lockdowns improved air quality in some cities, shedding light on how to curb pollution

While most areas experienced a reduction in air pollution in response to lockdown measures, other areas saw only small improvements or even an air quality deterioration.
Older homes can have a variety of environmental health risks. Kerry F. Thompson and Ryan T. Wilson

Fixing indoor air pollution problems that are raising Native Americans’ COVID-19 risk

Poor indoor air on tribal lands can cause a range of respiratory illnesses, including viral infections. Here’s how people are fixing the problem while preserving traditional ways.

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