Dust Bowl explained

[hildy89]

New research by NASA has come with explanations for the 1930s "Dust Bowl". They fed in surface sea temperatures into their computer models and apparently the Pacific was several tenths of a degree cooler than the Atlantic at the same period. The research appeared in Science magazine.

http://www.nature.com/nsu/040315/040315-12.html
http://www.sciencedaily.com/releases/2004/03/040319072053.htm