Category Archives: NCDC – GHCN Issues

Problems and issues in the GHCN and other data sets from NCDC the National Climate Data Center, of NOAA.

What! A coincidence?

A truly amazing correlation between adjustments and CO2 levels. Now we know just how CO2 causes temperatures to rise… Continue reading

Posted in AGW and GIStemp Issues, NCDC - GHCN Issues | Tagged , | 61 Comments

Data Sources – A List

A summary collection of links to surface temperature data sites, and some commentary about them as well. Continue reading

Posted in AGW and GIStemp Issues, CRUt, NCDC - GHCN Issues | Tagged , , , , , , , , | 13 Comments

A rather useful archive of Individual Station Modification Graphs

Looks like someone told NCDC that they needed to show the exact changes made to each station. Continue reading

Posted in AGW Science and Background, NCDC - GHCN Issues | Tagged , , , , | 27 Comments

GIStemp – No new source code?

It would seem that you can get GHCN Version 3 data, but not Version 2; yet NASA GISS is still providing only the Version 2 software for GIStemp. So you can get code that runs the data you can’t get, or data that breaks the code you can get. Someone needs to get these folks on the same page… Continue reading

Posted in AGW and GIStemp Issues, GISStemp Technical and Source Code, NCDC - GHCN Issues | Tagged , , , | 29 Comments

WIP on First Differences

Some notes on First Differences and what is best for what use… Continue reading

Posted in AGW Science and Background, NCDC - GHCN Issues | Tagged , , , , , | 10 Comments