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A complex network of triangles forms the geodesic dome
A complex network of triangles forms the geodesic dome
© Trevor Blake
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"Geodesic Dome"

From Jackie Craven,
Your Guide to Architecture.
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Definition:
Conceived by R. Buckminster Fuller ("Bucky"), a geodesic dome is a sphere-like structure composed of a complex network of triangles. The triangles create a self-bracing framework that gives structural strength while using a minimum of material. The term geodesic is from Latin, meaning earth dividing. A geodesic line is the shortest distance between any two points on a sphere.

Geodesic domes are efficient, inexpensive, and durable. For $350, an African family can be housed in a corrugated metal dome. Plastic and fiberglass domes used for sensitive radar equipment in Arctic regions and for weather stations around the world. Geodesic domes are also used for emergency shelter and mobile military housing.

See patent drawings for the geodesic dome:

Examples:

  • Geodesic Dome Houses are energy efficient and inexpensive to build.

  • Spaceship Earth, the AT&T Pavilion at Epcot in Disney World, Florida, is an adaptation of Buckminster Fuller's geodesic dome.

  • Perhaps the most famous geodesic dome is Buckminster Fuller's 20-story high Biosphere, constructed for Expo '67 in Montreal, Canada. Fuller claimed that it would be possible to enclose mid-town Manhattan in New York City with a two-mile wide temperature-controlled dome like this one. The dome, he said, would pay for itself within ten years... just from the savings of snow-removal costs.
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