Proposing A Return To 19th Century CO2 Levels

http://stevengoddard.wordpress.com/2012/05/12/proposing-a-return-to-19th-century-co2-levels
Hansen doesn't go far enough. We should go back to the CO2 levels of the last decade of the 19th century, which brought record heat, fire, tornadoes and hurricanes. The hottest decade in Arizona was the i890s. ARIZONA Climate Summary New Mexico's worst forest fire occurred in the 1890s.