Central England Temperature in 2014
2014 was a warm year for much of Europe and the globe, and may end up being the warmest year on record globally. But, no-one experiences a global mean temperature … Continue reading Central England...
View ArticleArctic sea-ice decline erratic as expected
Imagine a ball bouncing down a bumpy hill. Gravity will ensure that the ball will head downwards. But, if the ball hits a bump at a certain angle it might … Continue reading Arctic sea-ice decline...
View ArticleHiatus delays unprecedented warming rates
Current global temperatures are often discussed in terms of their unprecedented nature when compared to the last few thousand years. An interesting paper in Nature Climate Change by Steven J … Continue...
View ArticleGlobal temperature comparisons
An update to the NOAA global temperature estimates has generated a lot of media excitement, based on a paper by Karl et al. in Science. How do the new estimates … Continue reading Global temperature...
View ArticleHow not to use daily CMIP5 data for impact studies
A new paper out this week in PLOS Biology uses some CMIP5 simulations of daily mean surface air temperature as part of a larger analysis on the change to future … Continue reading How not to use daily...
View ArticleIrreducible uncertainty in near-term climate projections
Uncertainty in climate projections arises from several different sources. For example, the future emissions scenario is not known, so the usual approach is to run several to compare plausible futures....
View ArticleUncertainty in warming since pre-industrial times
The consequences of the Paris Agreement’s choice of the pre-industrial as its baseline have been discussed previously on this blog. This choice makes sense from a climate forcing perspective (as …...
View ArticleWhat does ‘mean’ actually mean?
Are you a user of global temperature data? If so, have you ever thought about the meaning of the word “mean” in “global mean surface temperature”? I’m guessing that for … Continue reading What does...
View Article
