Despite decades of progress, the air quality in the United States has started to decline over the past few years, according to data in the Environmental Protection Agency's 2024 "Our Nation’s ...

Lung cancer among never-smokers is rising worldwide. In one U.S. study of 12,000 lung cancer patients, the share of people who didn’t smoke rose from 8 to 15 percent over twenty years. A British ...

Air pollution takes a massive toll on our health. The World Health Organization links it to deadly diseases like lung cancer and stroke, and new research suggests that polluted regions see more ...

This story appears in the October 2018 issue of National Geographic magazine. Air pollution kills seven million people a year. Two of the chief contributors are lax vehicle emissions standards and ...

Most of us associate air pollution with the outdoors—from car or bus exhaust in a city to industrial waste or wildfire smoke. But you may not realize the air inside your home can be even more ...

Flames and smoke billow from the Philadelphia Energy Solutions Refining Complex in Philadelphia in 2019. Scientists are beginning to understand how breathing air filled with pollution impairs the ...

It’s a killer of millions, and it’s worst where the most vulnerable people live. But air pollution can be cut drastically when we demand regulation and enforcement.

Developing nations are most at risk of exposure to air pollution. A 2014 study from WHO found that, in these nations, 98 percent of cities with more than 100,000 people do not have access to safe ...

Beijing, China, often makes headlines for its polluted air, but a global study of air pollution in 2014 by the World Health Organization found that Delhi’s air contained several times more fine ...

In China today, air pollution kills an estimated 1.1 million people a year. Tangshan is ranked as the country’s sixth most polluted city—and the top five are also in Hebei.

A team of researchers from Columbia University has started using a suite of state-of-the-art personal monitoring devices to gather more details about how air pollution affects cyclists’ health.

Dragonflies can reveal mercury contamination. Here's how. Dragonflies can reveal mercury contamination. Here's how. The best air purifiers for your home The best air purifiers for your home Earth ...