Unofficially, though, it’s bleeding obvious. Britain’s National Grid — and by extension the nation’s electricity supply — has been horribly compromised by the dash for renewable energy. The more unreliables — wind turbines, especially — are added to the grid, the more unstable the system will become.
https://www.breitbart.com/europe/2019/08/12/delingpole-boris-johnsons-looming-wind-disaster/