Cooling The Past In Gunnsion, Colorado

USHCN has turned a non- trend into a large warming trend, by cooling the past in Gunnison, Colorado. They accomplished this by subtracting 3.5 degrees from older temperatures and warming the present

Raw data is the red line and blue axis. Adjusted data is the blue line and green axis. The Y-axis is normalised to 1910.

http://cdiac.ornl.gov/

h/t to Michael D Smith

About stevengoddard

Just having fun
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10 Responses to Cooling The Past In Gunnsion, Colorado

  1. etudiant says:

    The principal difference seems to be post 1980.
    This is sufficiently recent that it should be possible to smoke out the (very large) adjustments made and verify whether they are indeed valid.
    Incidentally, the link provided only yields an entry point to the onrl climate site, more input is needed to get any useful data out.

  2. Baa Humbug says:

    I’m sure an explanation will be forthcoming very soon from one of our resident alarmists.

  3. Andy Weiss says:

    For what reason has the old data been made cooler? What does the peer review process have to say about that?

  4. PhilJourdan says:

    A shame there are no real journalists around today. Maybe bloggers would not have to do their job.

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