When Hackney Council made the goal of decarbonizing the London borough in 2019, a key part involved looking at ways to make council-owned buildings—known as council estates—more energy efficient.  But for the borough, and across Britain, installing solar-powered microgrids that could help increase energy efficiency and reduce costs was a task easier said than done. While microgrids were in operation in commercial and industrial settings, regulation meant that tenants living in apartments were