====a nuclear-powered iceberg====
"[A] proposal by Edinburgh-based landscape architects Gross. Max. to counter the effect of global warming with a nuclear-powered iceberg. Submitted as part of the 6,000 Miles exibition organized by Glasgow's The Lighthouse in early 2005, this iceberg would be created on a small stretch of Scotland's 6,000-mile coast near the Torness Nuclear Power Station." >> http://pruned.blogspot.com/2008/02/nuclear-powered-glaciers.html