Category Archives: IPCC

Zeke’s Wonder Plot

Posted on January 25, 2019 by Clive Best

Zeke Hausfather who works for Carbon Brief and Berkeley Earth has produced a plot which shows almost perfect agreement between CMIP5 model projections and global temperature data. This is based on RCP4.5 models and a baseline of 1981-2010. First here … Continue reading →

Posted in AGW, Climate Change, IPCC | 30 Comments

A comparison of CMIP5 Climate Models with HadCRUT4.6

Posted on January 21, 2019 by Clive Best

Overview: Figure 1. shows a comparison of the latest HadCRUT4.6 temperatures with CMIP5 models for Representative Concentration Pathways (RCPs). The temperature data lies significantly below all RCPs, which themselves only diverge after ~2025. Modern Climate models originate from Global Circulation … Continue reading →

Posted in AGW, Climate Change, IPCC | 20 Comments

Carbon Budgets

Posted on October 3, 2017 by Clive Best

It started as a nice simple idea: There is a finite amount of Carbon that humanity can burn before the planet warms above 2C. This idea was based on  AR5  Earth Systems Models (ESMs) ‘showing’ that the relationship between global … Continue reading →

Posted in climate science, GCM, IPCC, Science | Tagged , | 17 Comments