Analysis: ‘There was nothing unusual about the rate of warming over past couple of decades in contiguous U.S.’ — Report: ‘The Contiguous U.S. Surface Air Temp Data Through 2012’
'If anything, U.S. temperatures are warming at a slower rate in recent decades compared to the early warming period' -- The linear trend of the early warming period (1917 to 1934) was 0.997 Deg F/ Decade. The linear trend for the recent warming period with the start year of 1979 is far below it, at 0.537 Deg F/Decade'