Nearly 134 million Americans are breathing unhealthy levels of ozone and particle pollution, report finds.
Dirty air and water aren't the only culprits, new report says
Many more worried about environmental dangers since last Presidential election
Don't use these devices in your home, garage or any enclosed space
Riders should think about toxic exposures, not just injuries: study
Study finds link between so-called particle pollution and renal function
The farther kids lived from a park, the more symptoms they had over 2 weeks, study found