Size does matter...

A public private partnership between UK government and oil companies has pledged £15.5 million pounds to develop enormous wind turbines with blades that are as long as two Olympic-sized swimming pools. Financing from Energy Technologies Institute(ETI), with members such as BP and Shell, will allow the British company Blade Dynamics to develop their 328 foot modular blades that are comprised of several pieces. Made with carbon fiber instead of fiber glass, they will be cheaper to build, easier to transport and lighter than conventional blades.
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Take a look at the diagram below the towers that accommodate the 328 foot blades are 885 feet tall The largest turbine below is 418 feet ...