File:AGW1 TrueSignalFoster-Rahmstorf.gif

True global warming signal, with natural variability filtered out.

Foster and Rahmstorf 2011; Global temperature evolution 1979–2010; Environ. Res. Lett. 6 044022

Blogged at http://thinkprogress.org/romm/2011/12/13/388527/deniers-study-true-global-warming-signal-rate-of-manmade-warming/ and http://tamino.wordpress.com/2011/12/06/the-real-global-warming-signal/