G+: Half of air particulates in North America imported from Asia http://arstechnica.com/science/2012/...

Half of air particulates in North America imported from Asiahttp://arstechnica.com/science/2012/08/half-of-air-particulates-in-north-america-imported-from-asia/

Half of air particulates in North America imported from Asia

---

Originally posted on Google+. Join the conversation at Half of air particulates in North America imported from Asia http://arstechnica.com/science/2012/...

---

https://plus.google.com/118347867796626195694

#g+ #via-ifttt