The time series land based thermometer records are hopeless (not simply because of question adjustments and homogenisation, and
instrument error bounds) but also because that throughout the time series the stations used with which the data is being compiled, at any one moment of time, is continually changing, so too their spatial coverage, such that at no time is like with like ever comparable.
Not exact matches
One, if fair - minded, is pretty much
bound to suspect claims of heat which is practically undetectable without using very sensitive
instruments with outputs well within the
error bars, with claims of real detectable heat coming soon with the next batch of funding.