TEDx talk: A reality check on renewables – David MacKay
How much land mass would renewables need to power a nation like the UK? An entire country’s worth.
How much land mass would renewables need to power a nation like the UK? An entire country’s worth.
A row has erupted between scientists and academics over claims by Stanford Professor Mark Jacobson that it would be possible to power the United States entirely with wind, water and solar power.