Mr Green also said that prospective buildings should be well insulated to reduce the "heat load", the amount of heat the system needed to deliver in order to warm the property.

BBC: Heat pumps 'need tighter regulations'

Lowering the number of drives that are spinning reduces the data center heat load and thus reduce the HVAC settings in the data center.

FORBES: Adventures in Archiving

But with cogeneration they can bring that 45% up to 90% assuming heat and air conditioning loads at the load site.

FORBES: Who Sued Bloom Energy?