Housing Construction that both heats it self and cools itself. An interesting innovation from the States can be found at Enertia House

Enertia Building System, named as the 2007 Modern Marvel of the Year is described as

innovative new homes of remarkable strength, economy, and beauty, brought to life by an elegant new architecture and the discovery of a new source of pollution-free energy.

with a built-in “biosphere,” in gradual but constant motion, draws energy from the sun, and geothermal stability from the ground, creating a temperate climate that buffers the primary living space.

The site provides plenty of science ‘background’ which is worth checking out.

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