Wind farms: 'The question is, who will pay?'

15 August 2011 Last updated at 14:14 ET Help

This week, BBC News is taking an in-depth look at offshore wind farms, and the challenges, costs and construction of these sea giants.

Here, science correspondent David Shukman talks to Professor Dieter Helm, an economist from the University of Oxford, who believes that while the UK government should invest in more green power generation, offshore wind farms are far too expensive.

bbc.co.uk navigation

BBC © 2012 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.