Nobel scientist who warned of thinning ozone dies
Monday, March 12, 2012 - 04:00
in Earth & Climate
(AP) -- F. Sherwood Rowland, the Nobel prize-winning chemist who sounded the alarm on the thinning of the Earth's ozone layer and crusaded against the use of man-made chemicals that were harming earth's atmospheric blanket, has died. He was 84.