Here’s yet another reason to find ways to travel more efficiently- the International Agency for Research on Cancer (IARC) last week announced what’s long been suspected; that air pollution causes lung cancer.
The IARC says it considers air pollution to be the most important environmental carcinogen, ahead of second-hand smoke. It includes gases and particulate matter that can be deposited deep in the lungs.
The main sources of pollution include transportation, power plants and industrial and agricultural emissions. Here’s more from the Seattle PI.