1934 : Extreme Drought In Wisconsin – With CO2 At Very Safe 310 ppm stevengoddard 10 years ago X Privacy & Cookies This site uses cookies. By continuing, you agree to their use. Learn more, including how to control cookies. Got It! Advertisements http://news.google.com/ Advertisements Share this:Print RelatedSummer Of 1934 : Five Million Americans Faced Starvation From Drought - CO2 At A Safe 309 ppmFebruary 25, 2011With 10 comments1934 - An Extremely Extreme YearFebruary 19, 2015With 27 commentsJuly 1934 - 80% Of The US Under Severe Or Extreme DroughtJuly 31, 2011With 4 comments
