a charge in point three cars electricity is homegrown of course it comes from the fields of felt time. the fifty five wind turbines here generate enough power for about sixty five thousand households much more than the village can use. so it's build a big energy storage plant a set of large batteries to even out the ups and downs of the power supply. when we built this battery facility the big question was how can we run it at a halfway acceptable cost the answer was use it to balance out variations in great frequency the stored energy can be drawn on when there's no wind for the turbines or sunshine for the photo voltaic arrays it can be used to supply the village sold a business model that appeals to the visitors from kazakstan. from the university and. what we've seen today green