A reality check on renewables

Name: A reality check on renewables
Uploaded: 2012-05-26T14:31:37Z
Duration: 18 min 18 s
Description: 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.

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David MacKay |

TEDxWarwick

• March 2012

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.