1892 : Intense Heat Forced School Closures In Europe stevengoddard 9 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://trove.nla.gov.au/ Advertisements Share this:Print RelatedShock News For Jeff Masters : Cold And Snow was Possible Before Mankind Destroyed The AtmosphereMarch 3, 2011With 15 commentsIf Gavin Is Correct About CO2 Controlling The Climate, We Must Keep CO2 Well Above 350 ppmMarch 9, 2011With 8 commentsWhat Level Of CO2 Is Safe?August 5, 2011With 12 comments