jueves, octubre 09, 2008

FORGET NUCLEAR

By Amory B. Lovins, Imran Sheikh, and Alex Markevich


Nuclear power, we’re told, is a vibrant industry that’s dramatically reviving because it’s proven, necessary, competitive, reliable, safe, secure, widely used, increasingly popular, and carbon-free—a perfect replacement for carbon-spewing coal power. New nuclear plants thus sound vital for climate protection, energy security, and powering a growing economy.

There’s a catch, though: the private capitalmarket isn’t investing in new nuclear plants, and without financing, capitalist utilities aren’t buying. The few purchases, nearly all in Asia, are all made by central planners with a draw on the public purse. In the United States, even government subsidies approaching or exceeding new nuclear power’s total cost have failed to entice Wall Street.

This non-technical summary article compares the cost, climate protection potential, reliability, financial risk, market success, deployment speed, and energy contribution of new nuclear power with those of its low- or no-carbon competitors. It explains why soaring taxpayer subsidies aren’t attracting investors. Capitalists instead favor climate-protecting competitors with less cost, construction time, and financial risk. The nuclear industry claims it has no serious rivals, let alone those competitors—which, however, already outproduce nuclear power worldwide and are growing enormously faster.

Most remarkably, comparing all options’ ability to protect the earth’s climate and enhance energy security reveals why nuclear power could never deliver these promised benefits even if it could find free-market buyers—while its carbon-free rivals, which won $71 billion of private investment in 2007 alone, do offer highly effective climate and security solutions, sooner, with greater confidence.

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So why do otherwise well-informed people still consider nuclear power a key element of a sound climate strategy? Not because that belief can withstand analytic scrutiny. Rather, it seems, because of a superficially attractive story, an immensely powerful and effective lobby, a new generation who forgot or never knew why nuclear power failed previously (almost nothing has changed), sympathetic leaders of nearly all main governments, deeply rooted habits and rules that favor giant power plants over distributed solutions and enlarged supply over efficient use, the market winners’ absence from many official databases (which often count only big plants owned by utilities), and lazy reporting by an unduly credulous press.

Isn’t it time we forgot about nuclear power? Informed capitalists have. Politicians and pundits should too. After more than half a century of devoted effort and a half-trillion dollars of public subsidies, nuclear power still can’t make its way in the market. If we accept that unequivocal verdict, we can at last get on with the best buys first: proven and ample ways to save more carbon per dollar, faster, more surely, more securely, and with wider consensus. As often before, the biggest key to a sound climate and security strategy is to take market economics seriously.

Mr. Lovins, a physicist, is cofounder, Chairman, and Chief Scientist of Rocky Mountain Institute, where Mr. Sheikh is a Research Analyst and Dr. Markevich is a Vice President. Mr. Lovins has consulted for scores of electric utilities, many of them nuclear operators. The authors are grateful to their colleague Dr. Joel Swisher PE for insightful comments and to many cited and uncited sources for research help. A technical paper preprinted for the September 2008 Ambio (Royal Swedish Academy of Sciences) supports this summary with full details and documentation (www.rmi.org/sitepages/ pid257.php#E08-01). RMI’s annual compilation of global micropower data from industrial and governmental sources has been updated through 2006, and in many cases through 2007, at www.rmi. org/sitepages/pid256.php#E05-04.



READ THE WHOLE ARTICLE AT: http://www.rmi.org/sitepages/pid467.php

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