Urban Air Pollution Increasing Around The World05:50
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A view of Mexico City amid thick smog due to pollution on May 23, 2017. (Yuri Cortez/AFP/Getty Images)
A view of Mexico City amid thick smog due to pollution on May 23, 2017. (Yuri Cortez/AFP/Getty Images)
This article is more than 2 years old.

Air pollution may be disrupting your sleep, according to a new study by researchers at the University of Washington. Air pollution can cause a number of acute and chronic health problems, and even though some cities are making efforts improve air quality, it's getting worse in many places around the world.

Here & Now's Jeremy Hobson talks with Christine Wiedinmyer (@cwiedinm), scientist at the National Center for Atmospheric Research, about the growing problem.

This segment aired on May 24, 2017.

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