In Lulea, Sweden, on the edge of the Arctic Circle was recently launched new data processing center Facebook. This data center can be called one of the most environmentally friendly. The fact that the equipment operates on the generated hydroelectric power, which is completely renewable, making it possible to reduce the number of backup generators by 70%. Cooling of thousands of servers is provided by the frosty Scandinavian air, and the excess heat is used for heating offices.
