"There is no place called away.” It is a statement worthy of 
Gertrude Stein, but University of Washington atmospheric chemist 
Dan Jaffe says it with conviction: None of the contamination we pump into the air just disappears. It might get diluted, blended, or chemically transformed, but it has to go somewhere. And when it comes to pollutants produced by the booming economies of East Asia, that somewhere often means right here, the mainland of the United States. (Quoted from article)