A new, refereed article in International Journal of Climatology of the Royal Meteorological Society disputes the myth that global warming is caused by human CO2 emissions:
The report was written by David Douglass at the University of Rochester, John Christy at the University of Alabama, and Benjamin Pearson and S. Fred Singer at the University of Virginia."Our findings basically are that fingerprints - that is to say the pattern of warming - that's predicted by greenhouse models does not match the fingerprints of observations, so there is a disconnect between greenhouse models and the actual reality of observations," Singer told Cybercast News Service."This means that the greenhouse effect - while real - is not very important in producing climate change," he said. "It's a lot smaller than what the models calculate."
Singer said the reason why the models "overestimate the effectiveness of carbon dioxide and other greenhouse gases is that the models ignore what are called negative feedbacks which occur in the atmosphere, such as clouds, which reduce the effect of the greenhouse gases.""Their models just don't consider them properly," he said.
But Bracken Hendricks, a senior fellow at the liberal Center for American Progress, told Cybercast News Service, that the study is "radically out of step with the complete scientific consensus."
Notice how Hendricks doesn't make reference to any data, nor any theories concerning climate change. He merely repeats the mantra of the 'complete scientific consensus' (that doesn't exist).
But Singer said, "We have to remember that the climate has always been changing ever since we have records, and we have geologic records going back millions and millions of years. We know that there have been huge climate changes on the earth long before human beings actually came into existence.
"We are fairly sure that what's causing the warming are changes in the sun," he said. "These are very subtle changes that are very difficult to observe. The sun is really a quite variable star."
Hendricks, however, said because of the IPCC report, "the assertion that this is caused by increased solar activity or these sorts of things is out of step with the vast consensus."
"It's dangerous to get into a game of dueling science," he added. "We don't want to be gambling with the fate of the planet."
So why are you so afraid of debating the point, Hendricks? If you are so sure of yourself, the facts should speak for themselves.
But Singer said because global warming is a natural event. "There is little point to try to control emission of greenhouse gases like carbon dioxide, which means that all of this legislation and all of these efforts to find substitutes for fossil fuels are pointless, useless and very, very expensive," he said.
Hendricks countered, saying that alternative energy will be a multi-billion dollar industry and "an opportunity to revitalize our global competitiveness" through innovation and job creation.
Hendricks sounds like a walking advertisement for al-Gore's "carbon credits" company.
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