What is Pres. Obama ‘nervous’ about? Warm March Days On The Decline In Chicago — ‘There is nothing particularly unusual about this weather’
'Chicago has had seventeen March days over 80 degrees, including two in 1907, five in 1910, 1928, 1938, two in 1939, 1945, 1981 and three in 1986. All of those years had CO2 below 350 ppm'
