The oceans emit an estimated 30% of the nitrous oxide (N2O) entering the atmosphere. Nitrous oxide gives rise to NO (nitric oxide) when it reacts with oxygen atoms, and this NO in turn reacts with ozone. As a result, N2O is the main naturally occurring... Read More
In general terms, the phrase "third-hand tobacco smoke" ("THS") refers to the tobacco particulates and gas that get on clothes, in hair, etc. You have smelled it when you approach a smoker, even if they are smoking at that time. Technically... Read More
WASHINGTON, D.C. - (Mealey's) The U.S. Environmental Protection Agency on July 29 denied 10 petitions challenging its Dec. 7 determination that greenhouse gas emissions are a threat to public health and must be regulated under the Clean Air Act. ... Read More