Since the 15 yr trend is 1 C per century, and satellite trend for 30 years is about 1.5 C per century, can someone tell me what the problem is? (masterresource.org)
A big reason we're not there yet is the subtropical cloud decrease part — satellite trends seem to show it, many models (including ours) predict it, but I think the physics of low subtropical marine stratocumulus and shallow cumulus clouds is not yet represented well enough by the models to be confident that if we are getting it right, we are getting it right for the right reason. (dotearth.blogs.nytimes.com)
[AR4 3 ES] The error in the ISPM was apparently due to the citation of of raw T2 channel satellite trends, which are uncorrected for the effect of stratospheric cooling [AR4 3.4.1.2]. (sourcewatch.org)