Project Description

David MacKay: ‘A reality check on renewables’

How much land mass would renewables need to power a nation like the UK? An entire country’s worth. In this pragmatic talk, David MacKay tours the basic mathematics that show worrying limitations on our sustainable energy options … and explains why we should pursue them anyway.

Share this video

David Mackay: A reality check on renewables
Year: 2012
Runtime: 18:31 min
Production: TED Talks