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Monday 14 December 2009

Man Made Climate Change - fiddling the figures

"Any scientist ought to know that you just can’t mix and match proxy and actual data" said Philip Stott, emeritus professor of biogeography at London’s School of Oriental and African Studies.
But that's just what is revealed in this long and fascinating Daily Mail Special Investigation, do read it all. Here's a few teasers:
"Roger Pielke, Professor of Environmental Studies at the University of Colorado, could in no sense be described as a climate change sceptic, let alone a ‘denier’.

‘Human-caused climate change is real, and I’m a strong advocate for action,’ he said. ‘But I’m also a strong advocate for integrity in science.’

Pielke’s verdict on the scandal is damning.

‘These emails open up the possibility that big scientific questions we’ve regarded as settled may need another look.

'They reveal that some of these scientists saw themselves not as neutral investigators but as warriors engaged in battle with the so-called sceptics.

‘They have lost a lot of credibility and as far as their being leading spokespeople on this issue of huge public importance, there is no going back.’

...

Finally, Briffa changed the way he computed his data and submitted a revised version. This brought his work into line for earlier centuries, and ‘cooled’ them significantly. But alas, it created another, potentially even more serious, problem.

According to his tree rings, the period since 1960 had not seen a steep rise in temperature, as actual temperature readings showed - but a large and steady decline, so calling into question the accuracy of the earlier data derived from tree rings.

This is the context in which, seven

weeks later, Jones presented his ‘trick’ - as simple as it was deceptive.

All he had to do was cut off Briffa’s inconvenient data at the point where the decline started, in 1961, and replace it with actual temperature readings, which showed an increase.

On the hockey stick graph, his line is abruptly terminated - but the end of the line is obscured by the other lines.

‘Any scientist ought to know that you just can’t mix and match proxy and actual data,’ said Philip Stott, emeritus professor of biogeography at London’s School of Oriental and African Studies.

‘They’re apples and oranges. Yet that’s exactly what he did.’


...

Last week, an article posted on a popular climate sceptic website analysed the data from the past 130 years in Darwin, Australia.

This suggested that average temperatures had risen there by about two degrees Celsius. However, the raw data had been ‘adjusted’ in a series of abrupt upward steps by exactly the same amount: without the adjustment, the Darwin temperature record would have stayed level.

In 2007, McIntyre examined records across America. He found that between 1999 and 2007, the US equivalent of the Met Office had changed the way it adjusted old data.

The result was to make the Thirties seem cooler, and the years since 1990 much warmer. Previously, the warmest year since records began in America had been 1934.

Now, in line with CRU and IPCC orthodoxy, it was 1998.

At the CRU, said Davies, some stations’ readings were adjusted by unit and in such cases, raw and adjusted data could be compared.

But in about 90 per cent of cases, the adjustment was carried out in the countries that collected the data, and the CRU would not know exactly how this had been done."

Data is being fiddled to hide the truth and most of the world's media seems not to care. Man Made Climate Change is the new religion and the warmist believers will brook no opposition.

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