Clouds caused by aircraft exhaust may warm the U.S. climate

04/28/04

Source: Eurekalert & others

Last reviewed: By John M. Grohol, Psy.D. on 21 Feb 2009
    Published on PsychCentral.com. All rights reserved.

 

 

Self-pity is our worst enemy and if we yield to it, we can never do anything wise in this world.
-- Helen Keller