The Monolithic Dome: A Green, Micro-Energy User Thermograph of conventional home — A conventional home, pictured with a thermographic camera. Click here to see thermographic images of domes in canada. (National Geographic) Red Glow — The red glow of warm adapter plugs shows they keep using power even when the appliances they’re connected to are turned off-as much in a year, in some cases, as the appliances themselves. Converting Fuel to Motion — Today’s internal combustion engines are inefficient at converting fuel to motion. Cares waste up to 86 percent of the energy form the fuel in there tanks, losing a big chunk as heat. Energy — Blue signifies the cool air escaping as four year-old Eva Turner dawdles at the fridge. That’s not bad: Today’s models use a third less energy then those of 30 years.