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A reality check on renewables

No subtitles available.
Title:
David MacKay: A reality check on renewables
Speaker:
David MacKay
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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Video Language:
English
Team:
TED
Project:
TEDTalks
Duration:
18:35
dipak MASHRU added a translation

Gujarati subtitles

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