Sunday, March 25, 2012

MAYBE I HAD A "SENIOR MOMENT"

I thought I had written a post about this..

Back in 2007, global warming denialists trumpeted the conclusions of a British judge that Al Gore's An Inconvenient Truth is a bit over the top.  What they don't tell us is that the judge found the major claims of the film to be scientifically justified.  This is from his written decision:
I turn to AIT, the film. The following is clear:

i) It is substantially founded upon scientific research and fact, albeit that the science is used, in the hands of a talented politician and communicator, to make a political statement and to support a political programme.

ii) As Mr Chamberlain persuasively sets out at paragraph 11 of his skeleton:

"The Film advances four main scientific hypotheses, each of which is very well supported by research published in respected, peer-reviewed journals and accords with the latest conclusions of the IPCC:

(1) global average temperatures have been rising significantly over the past half century and are likely to continue to rise ("climate change");


(2) climate change is mainly attributable to man-made emissions of carbon dioxide, methane and nitrous oxide ("greenhouse gases");


(3) climate change will, if unchecked, have significant adverse effects on the world and its populations; and


(4) there are measures which individuals and governments can take which will help to reduce climate change or mitigate its effects."

These propositions, Mr Chamberlain submits (and I accept), are supported by a vast quantity of research published in peer-reviewed journals worldwide and by the great majority of the world's climate scientists. Ms Bramman explains, at paragraph 14 of her witness statement, that:

"The position is that the central scientific theme of Al Gore's Film is now accepted by the overwhelming majority of the world's scientific community. That consensus is reflected in the recent report of the IPCC. The role of the IPCC is to assess on a comprehensive, objective, open and transparent basis the scientific, technical and socio-economic information relevant to understanding the scientific basis of risk of human-induced climate change, its potential impacts and options and adaptation and mitigation. Hundreds of experts from all over the world contribute to the preparation of IPCC reports, including the Working Group I report on Climate Change 2007: The physical Science basis of climate change, published on 2 February 2007 and the most recent Mitigation of Climate Change, the Summary for Policy-makers published by Working Group III on 4 May 2007. A copy of both documents are annexed to the Witness Statement of Dr Peter Stott. The weight of scientific evidence set out by the IPCC confirms that most of the global average warming over the last 50 years is now regarded as "very likely" to be attributable to man-made greenhouse gas emissions."

For the purposes of this hearing Mr Downes was prepared to accept that the IPCC Fourth Assessment Report represented the present scientific consensus.

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