Could global warming change tornado season?

By: Associated Press - Texarkana Gazette

Associated Press This 2011 file photo shows damage following a tornado near Piedmont, Okla. In 2011, the United States saw one of the busiest tornado seasons in generations: Nearly 1,700 tornadoes that killed 553 people. With the planet heating up, many scientists seem fairly certain some weather e...

Also see attached: Supporting Document

OKLAHOMA CITY—With the planet heating up, many scientists seem fairly certain some weather elements like hurricanes and droughts will worsen. But tornadoes have them stumped.

These unpredictable, sometimes deadly storms plague the United States more than any other c...

Published: 03/16/2013