IPCC hid the decline by hiding part of their graph:

Steve Schnieder claims the IPCC didn’t use the now-discredited hockey stick as part of the evidence for the IPCC report. Roger Pielke corrects him.
Inconvenient truth for Al Gore as his North Pole sums don’t add up.
CRU disappears years worth of data from their Web site.
DOE tells employees to preserve CRU documents. DOE funded Phil Jones for 25 years.
The IPCC’s Dr Rajendra Pachauri sits on the board of a company that trades carbon credits. No conflict of interest there.
Environmental reporter Andy Revkin is leaving the New York Times. Revkin was a Climategate/CRU apologist. The Climategate emails show that the CRU crew was very friendly with him.
Torturing data from Antarctica:
In the meantime, the BAS maintains an up to date, value added dataset of their own. Using 63 stations and simple area weighted averaging we get antarctic trends of 0.05 C/decade…
Currently the ‘homogenized’ value added version of GHCN has a trend that is EIGHT times higher than actual for the ENTIRE ANTARCTIC CONTINENT.
Global warming and information cascades.
Previously – Torturing (I mean “homogenizing”) Nashville’s climate data
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