Thanks to batteries, wind and solar could power half the world by 2050

By Michelle Froese 
Windpower Engineering & Development

Wind and solar are set to surge to almost “50 by 50” – 50% of world generation by 2050 – on the back of precipitous reductions in cost, and the advent of cheaper and cheaper batteries that will enable electricity to be stored and discharged to meet shifts in demand and supply.

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