A Clean-Energy Texas Suburb Goes National
Inside each house, water pumps mostly powered by solar energy shunt heat from the house into the cool earth more than 300 feet below — a form of clean energy known as geothermal heat exchange.
The Hill
A Clean-Energy Texas Suburb Goes National
Inside each house, water pumps mostly powered by solar energy shunt heat from the house into the cool earth more than 300 feet below — a form of clean energy known as geothermal heat exchange.
The Hill