Colosol's Energy Saving Earth-Sheltered House

In 1978, construction contractor Michael Wiggins built an earth-sheltered house in Dillon, Colorado that also incorporated passive-solar features to boost its energy efficiency.

062 Colosol home - skylight
LEFT: The atrium's glazing faces into the sun to catch badly needed high-mountain rays. RIGHT: Interior of room with the skylight. The home's fireplace is at the right side of the picture.
MOTHER EARTH NEWS STAFF