NASA's Rubber Ruler Scandal

Randall Hoven
It turns out that there is no way to reliably compare current global temperatures to historical data using NASA's database.  It is a scientific scandal. I wrote recently about NASA changing its entire temperature record database, just from July to September. That is, in 2012, NASA changed temperatures going back to 1880. And it did that without telling anyone or explaining it. The net effect was to make the 130-year warming trend steeper, by lowering older (pre-1963) temperatures and slightly raising recent ones. I must confess, I was slightly apprehensive about writing that. It was just possible that I had grabbed the wrong data set in July and was comparing apples and oranges. I'm now happy to report that I was not the only one to catch this change. It was real. I don't know exactly who does this, or how, but someone compares every month of NASA's temperature data to the previous month. If you want to see exactly what changed between August and September 2012, select the top...(Read Full Post)

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