Search Results for: Overconfidence in IPCC's detection and attribution. Part

Overconfidence in IPCC’s detection and attribution. Part IV

by Judith Curry Last October, I introduced this topic in Part I and followed up with Part II and Part III, which formed an early draft of an argument I was using in a paper entitled “Climate Science and the Uncertainty … Continue reading

Overconfidence in IPCC’s detection and attribution. Part II

by Judith Curry The focus of this series on detection and attribution is the following statement in the IPCC AR4:

Uncertainty and the IPCC AR5

by  Judith Curry I am starting to see some encouraging signs that people (including the IPCC) are paying more attention to the uncertainty issue as it relates to climate change.  Nature has an editorial on this issue that summarizes the … Continue reading

Overconfidence in IPCC’s detection and attribution: Part III

by Judith Curry The focus of this series on detection and attribution is the following statement in the IPCC AR4:

Overconfidence in IPCC’s detection and attribution: Part I

by Judith Curry Arguably the most important conclusion of IPCC AR4 is the following statement:

The 50-50 argument

by Judith Curry Pick one: a)  Warming since 1950 is predominantly (more than 50%)  caused by humans. b)  Warming since 1950 is predominantly caused by natural processes.

Climate model simulations of the AMO

by Judith Curry What are the implications of climate model deficiencies in simulating multi-decadal natural internal variability  for IPCC’s climate change detection and attribution arguments?