Air conditioning uses a lot of energy, which is undoubtedly why your father was always yelling about somebody messing with the thermostat when you were younger. The problem is, though, that now that we have it and expect it in every building, we can’t live without it. One 80 year old designer and engineer believes he has solved the energy consumption problem and a hotel in Amsterdam will be using his design to create the World’s first Zero-Energy hotel.
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