1 | They have to balance the amount of generation and consumption or they risk the grid' s stability. | |
2 | Some projections see more than 30% of the world's electricity eventually coming from the wind. | |
3 | This also means that to achieve a certain target for electricity production you need fewer turbines overall. | |
4 | In the past, GDP and electricity output have moved broadly together, although it is not a one-to-one relationship (see bottom chart). | |
5 | Each such mega-orbiter might produce 5 gigawatts of power, more than twice the output of a Hoover Dam. |