According to the American ... of the Air” study, a staggering 156 million people — nearly half the U.S. population — are living in areas with dangerous levels of pollution.

156 million Americans still breathe in too much soot or ozone, says the annual State of the... Air pollution still plagues nearly half of Americans. That does a number on our health Air in the U.S ...

For more than a quarter-century, the American Lung ... the standard for clean air: Casper, WY and Urban Honolulu, HI share the top spot for cleanest year-round particle pollution.

There are 25 million more people living with bad air than last year's report showed, according to air quality data from the ...

Air in the U.S. has gotten cleaner for decades, adding years to people's lives and preventing millions of asthma attacks, but nearly half of Americans still live with unhealthy air pollution, a ...

SO I THINK THE AIR ... air pollution — you could be among them.That's 25 million more people living with bad air than last year's report showed, according to air quality data from the American ...