The Star - News, views and advertising of the Grand Coulee Dam Area

Coulee Medical Center ER and Walk-In Care

By Bob Valen 

The air in our lungs

Weather Watcher

 

Last updated 12/13/2019 at 4:34pm



The air around us is polluted, and the level of pollution in our air varies constantly. The causes of the pollution fluctuate as well. The pollution consists of gases and particulate matter. Common “natural” sources are forest and range fires, volcanic activity and various gases that originate in nature. Most all of these natural sources are not constant, unlike the sources that humanity pr...



For access to this article please sign in or subscribe.






 

Reader Comments
(0)

 
 

Powered by ROAR Online Publication Software from Lions Light Corporation
© Copyright 2020