Category Archives: climate science

H3-H4 temperature differences

In this post I look at the effect of changes in the original set of CRUTEM3 stations. Shown below are the spatial changes in temperatures between HadCRUT3 (2013) and the latest HadCRUT4.6 (2019) from 1998 to 2010. These are calculated … Continue reading

Posted in AGW, Climate Change, climate science, CRU | 2 Comments

Whatever happened to the Global Warming Hiatus ?

The last IPCC assessment in 2013 showed a clear pause in global warming lasting 16 years from  1998 to 2012 – the notorious hiatus. As a direct consequence of this  AR5 estimates of climate sensitivity were reduced and CMIP5 models … Continue reading

Posted in AGW, climate science, IPCC, UK Met Office | 89 Comments

How does temperature depend on CO2?

Robert Rohde has produced a very nice animation of global temperatures as a function of CO2 levels in the atmosphere. Of course it is designed for public relations purposes in order to show increasing CO2 causes warming.  He even uses … Continue reading

Posted in AGW, Climate Change, climate science | Tagged , | 40 Comments