Tag Archives: Homogenisation

Unbelieveable adjustments

Posted on February 12, 2015 by Verity Jones

It is very gratifying to see adjustments of temperature data from surface stations getting some attention again. You could say I started blogging due to that very issue. One of my first posts back in November 2009 was Climate Fast … Continue reading →

Posted in Station Data | Tagged , | 7 Comments

How BEST to deal with cooling cities

Posted on October 30, 2011 by Verity Jones

I’ve been silent on BEST so far. I still have not read the papers or looked at the data. I’m barely keeping up with so much being written about it.  New posts on station data analyses have been absent for … Continue reading →

Posted in GIStemp, Opinion, Station Data, Trends | Tagged , , , | 12 Comments

The only way is up

Posted on April 30, 2011 by Verity Jones

Charles Duncan has sent me a simple analysis comparing the unadjusted and adjusted versions of the data in GHCN V3. The following graphs were created in an Excel spreadsheet as anomalies for each stations ref 1940 using a First Differences … Continue reading →

Posted in GHCN V3 Beta, Station Data, Trends | Tagged , , , | 7 Comments

Spot the Differences

Posted on September 25, 2010 by KevinUK (DITC)

OK time for a quick ‘spot the differences’ competition! What are the differences between the two following images?

Posted in GHCN V3 Beta, Humour, Station Data, Trends | Tagged , | 5 Comments

Hide the Decline – Data at Orland is Chopped

Posted on August 13, 2010 by Verity Jones

Various Updates (Aug 17-19) It seems this is not so much “Hide the Decline” as “Drop the Estimates” (see comments) – Graph of USHCN adjustments compared with GISS now added, then corrected.} The data from the weather station at Orland, … Continue reading →

Posted in GIStemp, Station Data | Tagged , , | 19 Comments

GIStemp: Plus ça change (plus c’est la même chose).

Posted on July 10, 2010 by Verity Jones

The more things change, the more they stay the same. GISS reports updates to the surface temperature analysis regularly (here).  In the last year, for example, there has been a change to use of USHCN v2 data for US stations … Continue reading →

Posted in GIStemp, Station Data | Tagged , , , , | 6 Comments

Climate Fast Food

Posted on November 13, 2009 by Verity Jones

“How would you like your climate trends, sir? Homogenised, data treated the same the world over with no regard for local conditions? Carefully prepared using the best raw data from reliable sources with a long operational history and local knowledge?” … Continue reading →

Posted in GIStemp, Opinion, Station Data, Trends | Tagged , , | 1 Comment