Your Week in Global Warming

The Midwest and Northeast are being ravaged by the Polar Vortex. Illinois has recorded its coldest temperature on record. Aurora, Illinois has recorded the coldest afternoon on record. Mail deliveries and flights have been cancelled. Governors in Illinois, Wisconsin and Michigan have declared emergencies.

Thirteen dead after historic deep freeze blasts the Midwest and record-breaking -30F temperatures linger as the cold snap moves into the Northeast, causing travel chaos with 2,300 canceled flights https://t.co/7q9VlBBTTd pic.twitter.com/qOCmQ3Th8z