This necklace may pollute your wardrobe, but being mindful of all the pollutants you're inhaling is always fashionable, not to mention beneficial for your health.
If you still have your head stuck in the sand about whether emissions coming out of those smoke stacks are harmful to nearby residents, try raising a family in Chicago's Pilsen neighborhood and tell me how your lungs are fairing in 15 years.
For years we've understood that air pollution is linked to health problems. What we haven't been so clear on is how various types of physical activities effect the amount of pollutants we breathe in.
The MicroPEM answers those questions.