Oakland, Calif.-based Kaiser Permanente finalized an energy purchase agreement to achieve its goal of becoming carbon neutral in 2020.

Kaiser purchased 180 megawatts of clean energy to enable the construction of utility-scale solar and wind farms, along with the nation’s largest battery-energy storage system. The deal provides Kaiser with enough renewable energy equivalent to power 27 of its 39 hospitals.

Read the rest of the story on the Becker’s Hospital Review site.