From WeatherUnderground, run by Jeff Masters, an avid believer in global warming. (I'm surprised he let this get posted).
What happens if you cool the older data? it makes today's temperatures warmer compared to the past and also makes the increase in temperature look steeper (worse)."Ken looked at entire years of data from the 1920s and 1930s for numerous different states and found that this ‘cooling’ of the old data was fairly consistent across the board. In fact he produced some charts showing such. Here is an example for the entire year of 1934 for Arizona:"
http://www.wunderground.com/blog/weathe ... ntrynum=75
These 'scientists' apparently haven't been to ethical in the ozone issue either:
I have seen this happen before, of course. We should have been warned by the CFC/ozone affair because the corruption of science in that was so bad that something like 80% of the measurements being made during that time were either faked, or incompetently done.
Fudging the data in any way whatsoever is quite literally a sin against the holy ghost of science. I'm not religious, but I put it that way because I feel so strongly. It's the one thing you do not ever do. You've got to have standards.
http://www.guardian.co.uk/environment/b ... lock/print