40 Years Later: Air Quality Has Never Been Better

Professor Mark J. Perry's Blog for Economics and Finance
"Earth Day (April 22) is only six weeks away, and I just noticed that the EPA recently updated air quality data for 2008 and thought it was worth featuring now in anticipation of the 40th anniversary of Earth Day:

Predictions made around the time of the first Earth Day in 1970:

“Air pollution is certainly going to take hundreds of thousands of lives in the next few years alone,” Paul Ehrlich in an interview in Mademoiselle magazine, April 1970. ..."