Record-breaking high temperatures, widespread drought, tropical storms and Hurricane Isaac plagued the summer of 2012, resulting in a significant rise in corn prices, major waterway closures and halted exports.
The global average temperature for August 2012 was the fourth warmest since record keeping began in 1880, according to Bryce Anderson , DTN Ag meteorologist. Changes in temperature, amount of carbon dioxide, and the frequency and intensity of extreme weather can have significant impacts on crop yields , according to the EPA.
Some crops grow faster in warmer conditions; however, for some crops, such as grains, faster growth shortens the amount of time seeds have to mature, as was the case this year. Even as temperatures cooled...