making electricity and heat together -- which takes about half of the money, fuel and carbon of making them separately, as we normally do.
Cogeneration at in 1976 was 4% of the energy of the United States. It is now 18%, and Amory now calls it micropower. Amory talked then of coal, conservation and soft technologies (wind and solar) reducing energy demand and squeezing oil and gas usage
check out organic rankine cycle