File:IPPC 1990 MBH 1999 Moberg 2005.png

Self-constructed comparison of:
 * IPCC 1990 Figure 7.1.c (green)
 * MBH 1999 40-year average used in IPCC TAR 2001 (red)
 * Moberg et al 2005 low-frequency signal, matching degree Celsius tick marks directly to anomaly data (0 is roughly 1961-1990) (blue)

Note: The IPCC graph lacked explicit scaling.