If summers were getting milder, people wouldn't be having the hottest summer ever.
Summer 2014 was record warmest on Earth, says NOAA
The summer and August records may come as a surprise to the Mid-Atlantic and Northeast U.S., which were running cooler than normal according to both NASA and NOAA. Washington, D.C. rounded out August slightly below average, and cooler in the suburbs.
washingtonpost.com
"one cannot really establish that the change is "caused by" carbon emissions or some kind of AGW. "
Many already have.
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Figure 2: Percent contributions of various effects to the observed global surface warming over the past 100-150 years according to Tett et al. 2000 (T00, dark blue), Meehl et al. 2004 (M04, red), Stone et al. 2007 (S07, green), Lean and Rind 2008 (LR08, purple), Stott et al. 2010 (S10, gray), Huber and Knutti 2011 (HR11, light blue), and Gillett et al. 2012 (G12, orange).
Figure 3: Percent contributions of various effects to the observed global surface warming over the past 50-65 years according to Tett et al. 2000 (T00, dark blue), Meehl et al. 2004 (M04, red), Stone et al. 2007 (S07, green), Lean and Rind 2008 (LR08, purple), Huber and Knutti 2011 (HK11, light blue), and Gillett et al. 2012 (G12, orange).
Figure 4: Percent contributions of various effects to the observed global surface warming over the past 25-30 years according to Meehl et al. 2004 (M04, red), Lean and Rind 2008 (LR08, purple), and Foster and Rahmstorf 2011 (FR11, green). |
